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Finding the Fourth Proportional to 260,587.04, 390,882.12 and 73,600.16

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Solution

The fourth proportional to 260,587.04, 390,882.12 and 73,600.16 is: 110,400.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,587.04 : 390,882.12 = 73,600.16 : x
  2. Step 2: Convert to fraction form
    260,587.04/390,882.12 = 73,600.16/x
  3. Step 3: Cross multiply
    260,587.04x = 390,882.12 × 73,600.16
  4. Step 4: Simplify right side
    260,587.04x = 28,768,986,573.14
  5. Step 5: Solve for x
    x = 28,768,986,573.14/260,587.04
  6. Step 6: Final answer
    x = 110,400.68

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