Finding the Fourth Proportional to 10,700.57, 16,053.46 and 3,680.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,700.57 : 16,053.46 = 3,680.71 : x
2. Step 2: Convert to fraction form
   10,700.57/16,053.46 = 3,680.71/x
3. Step 3: Cross multiply
   10,700.57x = 16,053.46 × 3,680.71
4. Step 4: Simplify right side
   10,700.57x = 59,088,081.42
5. Step 5: Solve for x
   x = 59,088,081.42/10,700.57
6. Step 6: Final answer
   x = 5,521.96