Finding the Fourth Proportional to 1,946.50, 2,686.17 and 1,449.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,946.50 : 2,686.17 = 1,449.57 : x
2. Step 2: Convert to fraction form
   1,946.50/2,686.17 = 1,449.57/x
3. Step 3: Cross multiply
   1,946.50x = 2,686.17 × 1,449.57
4. Step 4: Simplify right side
   1,946.50x = 3,893,778.02
5. Step 5: Solve for x
   x = 3,893,778.02/1,946.50
6. Step 6: Final answer
   x = 2,000.40