Finding the Fourth Proportional to 2,076.27, 3,113.94 and 615.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.27 : 3,113.94 = 615.03 : x
2. Step 2: Convert to fraction form
   2,076.27/3,113.94 = 615.03/x
3. Step 3: Cross multiply
   2,076.27x = 3,113.94 × 615.03
4. Step 4: Simplify right side
   2,076.27x = 1,915,166.52
5. Step 5: Solve for x
   x = 1,915,166.52/2,076.27
6. Step 6: Final answer
   x = 922.41