Finding the Fourth Proportional to 3,900.18, 5,382.10 and 2,327.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,900.18 : 5,382.10 = 2,327.34 : x
2. Step 2: Convert to fraction form
   3,900.18/5,382.10 = 2,327.34/x
3. Step 3: Cross multiply
   3,900.18x = 5,382.10 × 2,327.34
4. Step 4: Simplify right side
   3,900.18x = 12,525,976.61
5. Step 5: Solve for x
   x = 12,525,976.61/3,900.18
6. Step 6: Final answer
   x = 3,211.64