Finding the Fourth Proportional to 16,807.04, 23,192.32 and 9,355.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,807.04 : 23,192.32 = 9,355.52 : x
2. Step 2: Convert to fraction form
   16,807.04/23,192.32 = 9,355.52/x
3. Step 3: Cross multiply
   16,807.04x = 23,192.32 × 9,355.52
4. Step 4: Simplify right side
   16,807.04x = 216,976,213.61
5. Step 5: Solve for x
   x = 216,976,213.61/16,807.04
6. Step 6: Final answer
   x = 12,909.84