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Finding the Fourth Proportional to 77,404.58, 106,824.51 and 45,579.68

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Solution

The fourth proportional to 77,404.58, 106,824.51 and 45,579.68 is: 62,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,404.58 : 106,824.51 = 45,579.68 : x
  2. Step 2: Convert to fraction form
    77,404.58/106,824.51 = 45,579.68/x
  3. Step 3: Cross multiply
    77,404.58x = 106,824.51 × 45,579.68
  4. Step 4: Simplify right side
    77,404.58x = 4,869,026,447.83
  5. Step 5: Solve for x
    x = 4,869,026,447.83/77,404.58
  6. Step 6: Final answer
    x = 62,903.60

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