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Finding the Fourth Proportional to 79,020.01, 118,386.46 and 45,669.62

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Solution

The fourth proportional to 79,020.01, 118,386.46 and 45,669.62 is: 68,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,020.01 : 118,386.46 = 45,669.62 : x
  2. Step 2: Convert to fraction form
    79,020.01/118,386.46 = 45,669.62/x
  3. Step 3: Cross multiply
    79,020.01x = 118,386.46 × 45,669.62
  4. Step 4: Simplify right side
    79,020.01x = 5,406,664,994.40
  5. Step 5: Solve for x
    x = 5,406,664,994.40/79,020.01
  6. Step 6: Final answer
    x = 68,421.47

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