Finding the Fourth Proportional to 12,397.47, 17,104.03 and 8,150.81

Step by Step Solution

1. Step 1: Write the proportion equation
   12,397.47 : 17,104.03 = 8,150.81 : x
2. Step 2: Convert to fraction form
   12,397.47/17,104.03 = 8,150.81/x
3. Step 3: Cross multiply
   12,397.47x = 17,104.03 × 8,150.81
4. Step 4: Simplify right side
   12,397.47x = 139,411,592.87
5. Step 5: Solve for x
   x = 139,411,592.87/12,397.47
6. Step 6: Final answer
   x = 11,245.17