Finding the Fourth Proportional to 12,662.11, 17,469.43 and 7,352.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,662.11 : 17,469.43 = 7,352.56 : x
2. Step 2: Convert to fraction form
   12,662.11/17,469.43 = 7,352.56/x
3. Step 3: Cross multiply
   12,662.11x = 17,469.43 × 7,352.56
4. Step 4: Simplify right side
   12,662.11x = 128,445,032.24
5. Step 5: Solve for x
   x = 128,445,032.24/12,662.11
6. Step 6: Final answer
   x = 10,144.05