Finding the Fourth Proportional to 9,757.91, 14,639.50 and 3,518.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,757.91 : 14,639.50 = 3,518.61 : x
2. Step 2: Convert to fraction form
   9,757.91/14,639.50 = 3,518.61/x
3. Step 3: Cross multiply
   9,757.91x = 14,639.50 × 3,518.61
4. Step 4: Simplify right side
   9,757.91x = 51,510,682.30
5. Step 5: Solve for x
   x = 51,510,682.30/9,757.91
6. Step 6: Final answer
   x = 5,278.87