Finding the Fourth Proportional to 3,501.68, 4,831.56 and 2,662.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,501.68 : 4,831.56 = 2,662.16 : x
2. Step 2: Convert to fraction form
   3,501.68/4,831.56 = 2,662.16/x
3. Step 3: Cross multiply
   3,501.68x = 4,831.56 × 2,662.16
4. Step 4: Simplify right side
   3,501.68x = 12,862,385.77
5. Step 5: Solve for x
   x = 12,862,385.77/3,501.68
6. Step 6: Final answer
   x = 3,673.20