Finding the Fourth Proportional to 3,960.15, 5,940.10 and 2,296.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,960.15 : 5,940.10 = 2,296.72 : x
2. Step 2: Convert to fraction form
   3,960.15/5,940.10 = 2,296.72/x
3. Step 3: Cross multiply
   3,960.15x = 5,940.10 × 2,296.72
4. Step 4: Simplify right side
   3,960.15x = 13,642,746.47
5. Step 5: Solve for x
   x = 13,642,746.47/3,960.15
6. Step 6: Final answer
   x = 3,445.01