Finding the Fourth Proportional to 9,618.15, 14,429.09 and 3,694.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,618.15 : 14,429.09 = 3,694.59 : x
2. Step 2: Convert to fraction form
   9,618.15/14,429.09 = 3,694.59/x
3. Step 3: Cross multiply
   9,618.15x = 14,429.09 × 3,694.59
4. Step 4: Simplify right side
   9,618.15x = 53,309,553.15
5. Step 5: Solve for x
   x = 53,309,553.15/9,618.15
6. Step 6: Final answer
   x = 5,542.60