Finding the Fourth Proportional to 16,807.24, 23,192.56 and 9,907.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,807.24 : 23,192.56 = 9,907.32 : x
2. Step 2: Convert to fraction form
   16,807.24/23,192.56 = 9,907.32/x
3. Step 3: Cross multiply
   16,807.24x = 23,192.56 × 9,907.32
4. Step 4: Simplify right side
   16,807.24x = 229,776,113.54
5. Step 5: Solve for x
   x = 229,776,113.54/16,807.24
6. Step 6: Final answer
   x = 13,671.26