Finding the Fourth Proportional to 12,714.90, 17,535.15 and 8,233.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,714.90 : 17,535.15 = 8,233.98 : x
2. Step 2: Convert to fraction form
   12,714.90/17,535.15 = 8,233.98/x
3. Step 3: Cross multiply
   12,714.90x = 17,535.15 × 8,233.98
4. Step 4: Simplify right side
   12,714.90x = 144,384,074.40
5. Step 5: Solve for x
   x = 144,384,074.40/12,714.90
6. Step 6: Final answer
   x = 11,355.50