Finding the Fourth Proportional to 2,070.90, 3,104.73 and 974.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070.90 : 3,104.73 = 974.16 : x
2. Step 2: Convert to fraction form
   2,070.90/3,104.73 = 974.16/x
3. Step 3: Cross multiply
   2,070.90x = 3,104.73 × 974.16
4. Step 4: Simplify right side
   2,070.90x = 3,024,503.78
5. Step 5: Solve for x
   x = 3,024,503.78/2,070.90
6. Step 6: Final answer
   x = 1,460.48