Finding the Fourth Proportional to 2,462.72, 3,672.40 and 2,440.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,462.72 : 3,672.40 = 2,440.51 : x
2. Step 2: Convert to fraction form
   2,462.72/3,672.40 = 2,440.51/x
3. Step 3: Cross multiply
   2,462.72x = 3,672.40 × 2,440.51
4. Step 4: Simplify right side
   2,462.72x = 8,962,532.01
5. Step 5: Solve for x
   x = 8,962,532.01/2,462.72
6. Step 6: Final answer
   x = 3,639.27