Finding the Fourth Proportional to 54,179.56, 74,773.42 and 31,210.17

Step by Step Solution

1. Step 1: Write the proportion equation
   54,179.56 : 74,773.42 = 31,210.17 : x
2. Step 2: Convert to fraction form
   54,179.56/74,773.42 = 31,210.17/x
3. Step 3: Cross multiply
   54,179.56x = 74,773.42 × 31,210.17
4. Step 4: Simplify right side
   54,179.56x = 2,333,690,884.72
5. Step 5: Solve for x
   x = 2,333,690,884.72/54,179.56
6. Step 6: Final answer
   x = 43,073.28