Finding the Fourth Proportional to 32,123.88, 48,146.94 and 13,617

Step by Step Solution

1. Step 1: Write the proportion equation
   32,123.88 : 48,146.94 = 13,617 : x
2. Step 2: Convert to fraction form
   32,123.88/48,146.94 = 13,617/x
3. Step 3: Cross multiply
   32,123.88x = 48,146.94 × 13,617
4. Step 4: Simplify right side
   32,123.88x = 655,616,881.98
5. Step 5: Solve for x
   x = 655,616,881.98/32,123.88
6. Step 6: Final answer
   x = 20,409.02