Finding the Fourth Proportional to 2,461.59, 3,397.29 and 1,399.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,461.59 : 3,397.29 = 1,399.68 : x
2. Step 2: Convert to fraction form
   2,461.59/3,397.29 = 1,399.68/x
3. Step 3: Cross multiply
   2,461.59x = 3,397.29 × 1,399.68
4. Step 4: Simplify right side
   2,461.59x = 4,755,118.87
5. Step 5: Solve for x
   x = 4,755,118.87/2,461.59
6. Step 6: Final answer
   x = 1,931.73