Finding the Fourth Proportional to 12,434.91, 17,175.58 and 9,026.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,434.91 : 17,175.58 = 9,026.48 : x
2. Step 2: Convert to fraction form
   12,434.91/17,175.58 = 9,026.48/x
3. Step 3: Cross multiply
   12,434.91x = 17,175.58 × 9,026.48
4. Step 4: Simplify right side
   12,434.91x = 155,034,943.48
5. Step 5: Solve for x
   x = 155,034,943.48/12,434.91
6. Step 6: Final answer
   x = 12,467.72