Finding the Fourth Proportional to 131,500.16, 181,619.84 and 88,404.80

Step by Step Solution

1. Step 1: Write the proportion equation
   131,500.16 : 181,619.84 = 88,404.80 : x
2. Step 2: Convert to fraction form
   131,500.16/181,619.84 = 88,404.80/x
3. Step 3: Cross multiply
   131,500.16x = 181,619.84 × 88,404.80
4. Step 4: Simplify right side
   131,500.16x = 16,056,065,631.23
5. Step 5: Solve for x
   x = 16,056,065,631.23/131,500.16
6. Step 6: Final answer
   x = 122,099.21