Finding the Fourth Proportional to 2,077.34, 3,116 and 616.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.34 : 3,116 = 616.52 : x
2. Step 2: Convert to fraction form
   2,077.34/3,116 = 616.52/x
3. Step 3: Cross multiply
   2,077.34x = 3,116 × 616.52
4. Step 4: Simplify right side
   2,077.34x = 1,921,076.32
5. Step 5: Solve for x
   x = 1,921,076.32/2,077.34
6. Step 6: Final answer
   x = 924.78