Finding the Fourth Proportional to 2,974.42, 4,104.81 and 1,648.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,974.42 : 4,104.81 = 1,648.15 : x
2. Step 2: Convert to fraction form
   2,974.42/4,104.81 = 1,648.15/x
3. Step 3: Cross multiply
   2,974.42x = 4,104.81 × 1,648.15
4. Step 4: Simplify right side
   2,974.42x = 6,765,332.34
5. Step 5: Solve for x
   x = 6,765,332.34/2,974.42
6. Step 6: Final answer
   x = 2,274.50