Finding the Fourth Proportional to 141,572.16, 195,288.32 and 88,488

Step by Step Solution

1. Step 1: Write the proportion equation
   141,572.16 : 195,288.32 = 88,488 : x
2. Step 2: Convert to fraction form
   141,572.16/195,288.32 = 88,488/x
3. Step 3: Cross multiply
   141,572.16x = 195,288.32 × 88,488
4. Step 4: Simplify right side
   141,572.16x = 17,280,672,860.16
5. Step 5: Solve for x
   x = 17,280,672,860.16/141,572.16
6. Step 6: Final answer
   x = 122,062.65