Finding the Fourth Proportional to 2,077.02, 3,114.06 and 980.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.02 : 3,114.06 = 980.76 : x
2. Step 2: Convert to fraction form
   2,077.02/3,114.06 = 980.76/x
3. Step 3: Cross multiply
   2,077.02x = 3,114.06 × 980.76
4. Step 4: Simplify right side
   2,077.02x = 3,054,145.49
5. Step 5: Solve for x
   x = 3,054,145.49/2,077.02
6. Step 6: Final answer
   x = 1,470.45