Finding the Fourth Proportional to 8,689.83, 13,035.51 and 2,449.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,689.83 : 13,035.51 = 2,449.89 : x
2. Step 2: Convert to fraction form
   8,689.83/13,035.51 = 2,449.89/x
3. Step 3: Cross multiply
   8,689.83x = 13,035.51 × 2,449.89
4. Step 4: Simplify right side
   8,689.83x = 31,935,565.59
5. Step 5: Solve for x
   x = 31,935,565.59/8,689.83
6. Step 6: Final answer
   x = 3,675.05