Finding the Fourth Proportional to 32,631, 48,957.48 and 13,910.28

Step by Step Solution

1. Step 1: Write the proportion equation
   32,631 : 48,957.48 = 13,910.28 : x
2. Step 2: Convert to fraction form
   32,631/48,957.48 = 13,910.28/x
3. Step 3: Cross multiply
   32,631x = 48,957.48 × 13,910.28
4. Step 4: Simplify right side
   32,631x = 681,012,254.89
5. Step 5: Solve for x
   x = 681,012,254.89/32,631
6. Step 6: Final answer
   x = 20,870.10