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Finding the Fourth Proportional to 572,635.60, 858,953.40 and 520,104.40

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Solution

The fourth proportional to 572,635.60, 858,953.40 and 520,104.40 is: 780,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,635.60 : 858,953.40 = 520,104.40 : x
  2. Step 2: Convert to fraction form
    572,635.60/858,953.40 = 520,104.40/x
  3. Step 3: Cross multiply
    572,635.60x = 858,953.40 × 520,104.40
  4. Step 4: Simplify right side
    572,635.60x = 446,745,442,734.96
  5. Step 5: Solve for x
    x = 446,745,442,734.96/572,635.60
  6. Step 6: Final answer
    x = 780,156.60

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