Finding the Fourth Proportional to 2,471.31, 3,705.75 and 1,084.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,471.31 : 3,705.75 = 1,084.05 : x
2. Step 2: Convert to fraction form
   2,471.31/3,705.75 = 1,084.05/x
3. Step 3: Cross multiply
   2,471.31x = 3,705.75 × 1,084.05
4. Step 4: Simplify right side
   2,471.31x = 4,017,218.29
5. Step 5: Solve for x
   x = 4,017,218.29/2,471.31
6. Step 6: Final answer
   x = 1,625.54