Finding the Fourth Proportional to 16,701.52, 23,047.92 and 9,147.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,701.52 : 23,047.92 = 9,147.82 : x
2. Step 2: Convert to fraction form
   16,701.52/23,047.92 = 9,147.82/x
3. Step 3: Cross multiply
   16,701.52x = 23,047.92 × 9,147.82
4. Step 4: Simplify right side
   16,701.52x = 210,838,223.53
5. Step 5: Solve for x
   x = 210,838,223.53/16,701.52
6. Step 6: Final answer
   x = 12,623.89