Finding the Fourth Proportional to 2,614.50, 3,607.98 and 1,435.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,614.50 : 3,607.98 = 1,435.68 : x
2. Step 2: Convert to fraction form
   2,614.50/3,607.98 = 1,435.68/x
3. Step 3: Cross multiply
   2,614.50x = 3,607.98 × 1,435.68
4. Step 4: Simplify right side
   2,614.50x = 5,179,904.73
5. Step 5: Solve for x
   x = 5,179,904.73/2,614.50
6. Step 6: Final answer
   x = 1,981.22