Finding the Fourth Proportional to 88,200.72, 132,290.58 and 29,021.70

Step by Step Solution

1. Step 1: Write the proportion equation
   88,200.72 : 132,290.58 = 29,021.70 : x
2. Step 2: Convert to fraction form
   88,200.72/132,290.58 = 29,021.70/x
3. Step 3: Cross multiply
   88,200.72x = 132,290.58 × 29,021.70
4. Step 4: Simplify right side
   88,200.72x = 3,839,297,525.59
5. Step 5: Solve for x
   x = 3,839,297,525.59/88,200.72
6. Step 6: Final answer
   x = 43,529.10