Finding the Fourth Proportional to 12,572.40, 17,349.24 and 7,536.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,572.40 : 17,349.24 = 7,536.82 : x
2. Step 2: Convert to fraction form
   12,572.40/17,349.24 = 7,536.82/x
3. Step 3: Cross multiply
   12,572.40x = 17,349.24 × 7,536.82
4. Step 4: Simplify right side
   12,572.40x = 130,758,099.02
5. Step 5: Solve for x
   x = 130,758,099.02/12,572.40
6. Step 6: Final answer
   x = 10,400.41