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Finding the Fourth Proportional to 573,124.20, 860,604.30 and 455,771.40

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Solution

The fourth proportional to 573,124.20, 860,604.30 and 455,771.40 is: 684,387.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,124.20 : 860,604.30 = 455,771.40 : x
  2. Step 2: Convert to fraction form
    573,124.20/860,604.30 = 455,771.40/x
  3. Step 3: Cross multiply
    573,124.20x = 860,604.30 × 455,771.40
  4. Step 4: Simplify right side
    573,124.20x = 392,238,826,657.02
  5. Step 5: Solve for x
    x = 392,238,826,657.02/573,124.20
  6. Step 6: Final answer
    x = 684,387.13

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