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Finding the Fourth Proportional to 1,064,875.80, 1,597,313.70 and 977,784.60

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Solution

The fourth proportional to 1,064,875.80, 1,597,313.70 and 977,784.60 is: 1,466,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,875.80 : 1,597,313.70 = 977,784.60 : x
  2. Step 2: Convert to fraction form
    1,064,875.80/1,597,313.70 = 977,784.60/x
  3. Step 3: Cross multiply
    1,064,875.80x = 1,597,313.70 × 977,784.60
  4. Step 4: Simplify right side
    1,064,875.80x = 1,561,828,737,229.02
  5. Step 5: Solve for x
    x = 1,561,828,737,229.02/1,064,875.80
  6. Step 6: Final answer
    x = 1,466,676.90

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