Finding the Fourth Proportional to 9,658.59, 14,490.63 and 3,085.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,658.59 : 14,490.63 = 3,085.29 : x
2. Step 2: Convert to fraction form
   9,658.59/14,490.63 = 3,085.29/x
3. Step 3: Cross multiply
   9,658.59x = 14,490.63 × 3,085.29
4. Step 4: Simplify right side
   9,658.59x = 44,707,795.83
5. Step 5: Solve for x
   x = 44,707,795.83/9,658.59
6. Step 6: Final answer
   x = 4,628.81