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Finding the Fourth Proportional to 1,433,368.85, 1,978,049.33 and 788,789.04

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Solution

The fourth proportional to 1,433,368.85, 1,978,049.33 and 788,789.04 is: 1,088,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,368.85 : 1,978,049.33 = 788,789.04 : x
  2. Step 2: Convert to fraction form
    1,433,368.85/1,978,049.33 = 788,789.04/x
  3. Step 3: Cross multiply
    1,433,368.85x = 1,978,049.33 × 788,789.04
  4. Step 4: Simplify right side
    1,433,368.85x = 1,560,263,632,083.34
  5. Step 5: Solve for x
    x = 1,560,263,632,083.34/1,433,368.85
  6. Step 6: Final answer
    x = 1,088,529.05

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