Finding the Fourth Proportional to 10,648.52, 14,709.30 and 9,654.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,648.52 : 14,709.30 = 9,654.92 : x
2. Step 2: Convert to fraction form
   10,648.52/14,709.30 = 9,654.92/x
3. Step 3: Cross multiply
   10,648.52x = 14,709.30 × 9,654.92
4. Step 4: Simplify right side
   10,648.52x = 142,017,114.76
5. Step 5: Solve for x
   x = 142,017,114.76/10,648.52
6. Step 6: Final answer
   x = 13,336.79