Finding the Fourth Proportional to 88,401.25, 132,638.06 and 38,455.57

Step by Step Solution

1. Step 1: Write the proportion equation
   88,401.25 : 132,638.06 = 38,455.57 : x
2. Step 2: Convert to fraction form
   88,401.25/132,638.06 = 38,455.57/x
3. Step 3: Cross multiply
   88,401.25x = 132,638.06 × 38,455.57
4. Step 4: Simplify right side
   88,401.25x = 5,100,672,200.99
5. Step 5: Solve for x
   x = 5,100,672,200.99/88,401.25
6. Step 6: Final answer
   x = 57,699.10