Finding the Fourth Proportional to 88,629.16, 132,903.69 and 25,434.89

Step by Step Solution

1. Step 1: Write the proportion equation
   88,629.16 : 132,903.69 = 25,434.89 : x
2. Step 2: Convert to fraction form
   88,629.16/132,903.69 = 25,434.89/x
3. Step 3: Cross multiply
   88,629.16x = 132,903.69 × 25,434.89
4. Step 4: Simplify right side
   88,629.16x = 3,380,390,100.44
5. Step 5: Solve for x
   x = 3,380,390,100.44/88,629.16
6. Step 6: Final answer
   x = 38,140.83