Finding the Fourth Proportional to 14,751.31, 20,353.59 and 9,648.01

Step by Step Solution

1. Step 1: Write the proportion equation
   14,751.31 : 20,353.59 = 9,648.01 : x
2. Step 2: Convert to fraction form
   14,751.31/20,353.59 = 9,648.01/x
3. Step 3: Cross multiply
   14,751.31x = 20,353.59 × 9,648.01
4. Step 4: Simplify right side
   14,751.31x = 196,371,639.86
5. Step 5: Solve for x
   x = 196,371,639.86/14,751.31
6. Step 6: Final answer
   x = 13,312.15