Finding the Fourth Proportional to 22,107.52, 30,507.48 and 12,669.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,107.52 : 30,507.48 = 12,669.52 : x
2. Step 2: Convert to fraction form
   22,107.52/30,507.48 = 12,669.52/x
3. Step 3: Cross multiply
   22,107.52x = 30,507.48 × 12,669.52
4. Step 4: Simplify right side
   22,107.52x = 386,515,128.01
5. Step 5: Solve for x
   x = 386,515,128.01/22,107.52
6. Step 6: Final answer
   x = 17,483.42