Finding the Fourth Proportional to 2,014.74, 3,020.31 and 918.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,014.74 : 3,020.31 = 918.54 : x
2. Step 2: Convert to fraction form
   2,014.74/3,020.31 = 918.54/x
3. Step 3: Cross multiply
   2,014.74x = 3,020.31 × 918.54
4. Step 4: Simplify right side
   2,014.74x = 2,774,275.55
5. Step 5: Solve for x
   x = 2,774,275.55/2,014.74
6. Step 6: Final answer
   x = 1,376.99