Finding the Fourth Proportional to 9,685.50, 14,528.43 and 2,760.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,685.50 : 14,528.43 = 2,760.18 : x
2. Step 2: Convert to fraction form
   9,685.50/14,528.43 = 2,760.18/x
3. Step 3: Cross multiply
   9,685.50x = 14,528.43 × 2,760.18
4. Step 4: Simplify right side
   9,685.50x = 40,101,081.92
5. Step 5: Solve for x
   x = 40,101,081.92/9,685.50
6. Step 6: Final answer
   x = 4,140.32