Finding the Fourth Proportional to 88,860.02, 132,722.55 and 80,413.43

Step by Step Solution

1. Step 1: Write the proportion equation
   88,860.02 : 132,722.55 = 80,413.43 : x
2. Step 2: Convert to fraction form
   88,860.02/132,722.55 = 80,413.43/x
3. Step 3: Cross multiply
   88,860.02x = 132,722.55 × 80,413.43
4. Step 4: Simplify right side
   88,860.02x = 10,672,674,820.23
5. Step 5: Solve for x
   x = 10,672,674,820.23/88,860.02
6. Step 6: Final answer
   x = 120,106.61