Finding the Fourth Proportional to 12,753.45, 17,363.77 and 12,713.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,753.45 : 17,363.77 = 12,713.96 : x
2. Step 2: Convert to fraction form
   12,753.45/17,363.77 = 12,713.96/x
3. Step 3: Cross multiply
   12,753.45x = 17,363.77 × 12,713.96
4. Step 4: Simplify right side
   12,753.45x = 220,762,288.85
5. Step 5: Solve for x
   x = 220,762,288.85/12,753.45
6. Step 6: Final answer
   x = 17,310.01