Finding the Fourth Proportional to 159,061.78, 238,592.71 and 74,760.04

Step by Step Solution

1. Step 1: Write the proportion equation
   159,061.78 : 238,592.71 = 74,760.04 : x
2. Step 2: Convert to fraction form
   159,061.78/238,592.71 = 74,760.04/x
3. Step 3: Cross multiply
   159,061.78x = 238,592.71 × 74,760.04
4. Step 4: Simplify right side
   159,061.78x = 17,837,200,543.31
5. Step 5: Solve for x
   x = 17,837,200,543.31/159,061.78
6. Step 6: Final answer
   x = 112,140.08