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Finding the Fourth Proportional to 528,097.60, 792,146.40 and 173,123.20

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Solution

The fourth proportional to 528,097.60, 792,146.40 and 173,123.20 is: 259,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,097.60 : 792,146.40 = 173,123.20 : x
  2. Step 2: Convert to fraction form
    528,097.60/792,146.40 = 173,123.20/x
  3. Step 3: Cross multiply
    528,097.60x = 792,146.40 × 173,123.20
  4. Step 4: Simplify right side
    528,097.60x = 137,138,919,636.48
  5. Step 5: Solve for x
    x = 137,138,919,636.48/528,097.60
  6. Step 6: Final answer
    x = 259,684.80

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