Finding the Fourth Proportional to 10,310.76, 15,474.33 and 3,738.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,310.76 : 15,474.33 = 3,738.83 : x
2. Step 2: Convert to fraction form
   10,310.76/15,474.33 = 3,738.83/x
3. Step 3: Cross multiply
   10,310.76x = 15,474.33 × 3,738.83
4. Step 4: Simplify right side
   10,310.76x = 57,855,811.86
5. Step 5: Solve for x
   x = 57,855,811.86/10,310.76
6. Step 6: Final answer
   x = 5,611.21