Finding the Fourth Proportional to 3,938.88, 5,906.52 and 1,341.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,938.88 : 5,906.52 = 1,341.12 : x
2. Step 2: Convert to fraction form
   3,938.88/5,906.52 = 1,341.12/x
3. Step 3: Cross multiply
   3,938.88x = 5,906.52 × 1,341.12
4. Step 4: Simplify right side
   3,938.88x = 7,921,352.10
5. Step 5: Solve for x
   x = 7,921,352.10/3,938.88
6. Step 6: Final answer
   x = 2,011.07