Finding the Fourth Proportional to 2,070.27, 3,105.36 and 974.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070.27 : 3,105.36 = 974.04 : x
2. Step 2: Convert to fraction form
   2,070.27/3,105.36 = 974.04/x
3. Step 3: Cross multiply
   2,070.27x = 3,105.36 × 974.04
4. Step 4: Simplify right side
   2,070.27x = 3,024,744.85
5. Step 5: Solve for x
   x = 3,024,744.85/2,070.27
6. Step 6: Final answer
   x = 1,461.04