Finding the Fourth Proportional to 2,541.39, 3,810.57 and 980.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.39 : 3,810.57 = 980.10 : x
2. Step 2: Convert to fraction form
   2,541.39/3,810.57 = 980.10/x
3. Step 3: Cross multiply
   2,541.39x = 3,810.57 × 980.10
4. Step 4: Simplify right side
   2,541.39x = 3,734,738.74
5. Step 5: Solve for x
   x = 3,734,738.74/2,541.39
6. Step 6: Final answer
   x = 1,469.56