Finding the Fourth Proportional to 2,296.56, 3,445.60 and 980.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,296.56 : 3,445.60 = 980.27 : x
2. Step 2: Convert to fraction form
   2,296.56/3,445.60 = 980.27/x
3. Step 3: Cross multiply
   2,296.56x = 3,445.60 × 980.27
4. Step 4: Simplify right side
   2,296.56x = 3,377,618.31
5. Step 5: Solve for x
   x = 3,377,618.31/2,296.56
6. Step 6: Final answer
   x = 1,470.73