Finding the Fourth Proportional to 22,107.68, 30,498.28 and 13,150.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,107.68 : 30,498.28 = 13,150.16 : x
2. Step 2: Convert to fraction form
   22,107.68/30,498.28 = 13,150.16/x
3. Step 3: Cross multiply
   22,107.68x = 30,498.28 × 13,150.16
4. Step 4: Simplify right side
   22,107.68x = 401,057,261.72
5. Step 5: Solve for x
   x = 401,057,261.72/22,107.68
6. Step 6: Final answer
   x = 18,141.08