Finding the Fourth Proportional to 74,320.23, 102,532.72 and 42,472.04

Step by Step Solution

1. Step 1: Write the proportion equation
   74,320.23 : 102,532.72 = 42,472.04 : x
2. Step 2: Convert to fraction form
   74,320.23/102,532.72 = 42,472.04/x
3. Step 3: Cross multiply
   74,320.23x = 102,532.72 × 42,472.04
4. Step 4: Simplify right side
   74,320.23x = 4,354,773,572.79
5. Step 5: Solve for x
   x = 4,354,773,572.79/74,320.23
6. Step 6: Final answer
   x = 58,594.73