Finding the Fourth Proportional to 178,111.71, 245,792.31 and 96,438.56

Step by Step Solution

1. Step 1: Write the proportion equation
   178,111.71 : 245,792.31 = 96,438.56 : x
2. Step 2: Convert to fraction form
   178,111.71/245,792.31 = 96,438.56/x
3. Step 3: Cross multiply
   178,111.71x = 245,792.31 × 96,438.56
4. Step 4: Simplify right side
   178,111.71x = 23,703,856,435.47
5. Step 5: Solve for x
   x = 23,703,856,435.47/178,111.71
6. Step 6: Final answer
   x = 133,084.21