Finding the Fourth Proportional to 2,076.18, 3,113.40 and 964.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.18 : 3,113.40 = 964.92 : x
2. Step 2: Convert to fraction form
   2,076.18/3,113.40 = 964.92/x
3. Step 3: Cross multiply
   2,076.18x = 3,113.40 × 964.92
4. Step 4: Simplify right side
   2,076.18x = 3,004,181.93
5. Step 5: Solve for x
   x = 3,004,181.93/2,076.18
6. Step 6: Final answer
   x = 1,446.98