Finding the Fourth Proportional to 12,538.09, 17,302.76 and 7,502.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,538.09 : 17,302.76 = 7,502.52 : x
2. Step 2: Convert to fraction form
   12,538.09/17,302.76 = 7,502.52/x
3. Step 3: Cross multiply
   12,538.09x = 17,302.76 × 7,502.52
4. Step 4: Simplify right side
   12,538.09x = 129,814,386.60
5. Step 5: Solve for x
   x = 129,814,386.60/12,538.09
6. Step 6: Final answer
   x = 10,353.60