Finding the Fourth Proportional to 3,162.72, 4,366.72 and 2,502.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.72 : 4,366.72 = 2,502.80 : x
2. Step 2: Convert to fraction form
   3,162.72/4,366.72 = 2,502.80/x
3. Step 3: Cross multiply
   3,162.72x = 4,366.72 × 2,502.80
4. Step 4: Simplify right side
   3,162.72x = 10,929,026.82
5. Step 5: Solve for x
   x = 10,929,026.82/3,162.72
6. Step 6: Final answer
   x = 3,455.58