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Finding the Fourth Proportional to 587,819.32, 881,978.58 and 321,268.36

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Solution

The fourth proportional to 587,819.32, 881,978.58 and 321,268.36 is: 482,038.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,819.32 : 881,978.58 = 321,268.36 : x
  2. Step 2: Convert to fraction form
    587,819.32/881,978.58 = 321,268.36/x
  3. Step 3: Cross multiply
    587,819.32x = 881,978.58 × 321,268.36
  4. Step 4: Simplify right side
    587,819.32x = 283,351,811,951.73
  5. Step 5: Solve for x
    x = 283,351,811,951.73/587,819.32
  6. Step 6: Final answer
    x = 482,038.96

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