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Finding the Fourth Proportional to 329,096.81, 493,645.22 and 79,778.81

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Solution

The fourth proportional to 329,096.81, 493,645.22 and 79,778.81 is: 119,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,096.81 : 493,645.22 = 79,778.81 : x
  2. Step 2: Convert to fraction form
    329,096.81/493,645.22 = 79,778.81/x
  3. Step 3: Cross multiply
    329,096.81x = 493,645.22 × 79,778.81
  4. Step 4: Simplify right side
    329,096.81x = 39,382,429,348.18
  5. Step 5: Solve for x
    x = 39,382,429,348.18/329,096.81
  6. Step 6: Final answer
    x = 119,668.22

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