Finding the Fourth Proportional to 1,614.83, 2,417.90 and 843.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,614.83 : 2,417.90 = 843.71 : x
2. Step 2: Convert to fraction form
   1,614.83/2,417.90 = 843.71/x
3. Step 3: Cross multiply
   1,614.83x = 2,417.90 × 843.71
4. Step 4: Simplify right side
   1,614.83x = 2,039,990.10
5. Step 5: Solve for x
   x = 2,039,990.10/1,614.83
6. Step 6: Final answer
   x = 1,263.29