Finding the Fourth Proportional to 12,752.10, 17,589.15 and 12,518.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,752.10 : 17,589.15 = 12,518.82 : x
2. Step 2: Convert to fraction form
   12,752.10/17,589.15 = 12,518.82/x
3. Step 3: Cross multiply
   12,752.10x = 17,589.15 × 12,518.82
4. Step 4: Simplify right side
   12,752.10x = 220,195,402.80
5. Step 5: Solve for x
   x = 220,195,402.80/12,752.10
6. Step 6: Final answer
   x = 17,267.38