Finding the Fourth Proportional to 9,683.57, 14,527.88 and 2,758.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,683.57 : 14,527.88 = 2,758.61 : x
2. Step 2: Convert to fraction form
   9,683.57/14,527.88 = 2,758.61/x
3. Step 3: Cross multiply
   9,683.57x = 14,527.88 × 2,758.61
4. Step 4: Simplify right side
   9,683.57x = 40,076,741.25
5. Step 5: Solve for x
   x = 40,076,741.25/9,683.57
6. Step 6: Final answer
   x = 4,138.63