Finding the Fourth Proportional to 1,612.83, 2,414.89 and 841.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,612.83 : 2,414.89 = 841.71 : x
2. Step 2: Convert to fraction form
   1,612.83/2,414.89 = 841.71/x
3. Step 3: Cross multiply
   1,612.83x = 2,414.89 × 841.71
4. Step 4: Simplify right side
   1,612.83x = 2,032,637.06
5. Step 5: Solve for x
   x = 2,032,637.06/1,612.83
6. Step 6: Final answer
   x = 1,260.29