Finding the Fourth Proportional to 12,494.72, 17,238.32 and 8,018.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,494.72 : 17,238.32 = 8,018.08 : x
2. Step 2: Convert to fraction form
   12,494.72/17,238.32 = 8,018.08/x
3. Step 3: Cross multiply
   12,494.72x = 17,238.32 × 8,018.08
4. Step 4: Simplify right side
   12,494.72x = 138,218,228.83
5. Step 5: Solve for x
   x = 138,218,228.83/12,494.72
6. Step 6: Final answer
   x = 11,062.13