Finding the Fourth Proportional to 2,839.96, 3,910.86 and 2,502.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,839.96 : 3,910.86 = 2,502.16 : x
2. Step 2: Convert to fraction form
   2,839.96/3,910.86 = 2,502.16/x
3. Step 3: Cross multiply
   2,839.96x = 3,910.86 × 2,502.16
4. Step 4: Simplify right side
   2,839.96x = 9,785,597.46
5. Step 5: Solve for x
   x = 9,785,597.46/2,839.96
6. Step 6: Final answer
   x = 3,445.68