Finding the Fourth Proportional to 12,337.38, 17,026.56 and 7,863.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,337.38 : 17,026.56 = 7,863.12 : x
2. Step 2: Convert to fraction form
   12,337.38/17,026.56 = 7,863.12/x
3. Step 3: Cross multiply
   12,337.38x = 17,026.56 × 7,863.12
4. Step 4: Simplify right side
   12,337.38x = 133,881,884.47
5. Step 5: Solve for x
   x = 133,881,884.47/12,337.38
6. Step 6: Final answer
   x = 10,851.73