Finding the Fourth Proportional to 10,728.32, 16,088.52 and 3,706.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,728.32 : 16,088.52 = 3,706.53 : x
2. Step 2: Convert to fraction form
   10,728.32/16,088.52 = 3,706.53/x
3. Step 3: Cross multiply
   10,728.32x = 16,088.52 × 3,706.53
4. Step 4: Simplify right side
   10,728.32x = 59,632,535.60
5. Step 5: Solve for x
   x = 59,632,535.60/10,728.32
6. Step 6: Final answer
   x = 5,558.43