Finding the Fourth Proportional to 2,070.51, 3,104.34 and 1,082.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070.51 : 3,104.34 = 1,082.71 : x
2. Step 2: Convert to fraction form
   2,070.51/3,104.34 = 1,082.71/x
3. Step 3: Cross multiply
   2,070.51x = 3,104.34 × 1,082.71
4. Step 4: Simplify right side
   2,070.51x = 3,361,099.96
5. Step 5: Solve for x
   x = 3,361,099.96/2,070.51
6. Step 6: Final answer
   x = 1,623.32