Finding the Fourth Proportional to 1,540.94, 2,309.94 and 616.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540.94 : 2,309.94 = 616.01 : x
2. Step 2: Convert to fraction form
   1,540.94/2,309.94 = 616.01/x
3. Step 3: Cross multiply
   1,540.94x = 2,309.94 × 616.01
4. Step 4: Simplify right side
   1,540.94x = 1,422,934.59
5. Step 5: Solve for x
   x = 1,422,934.59/1,540.94
6. Step 6: Final answer
   x = 923.42