Finding the Fourth Proportional to 1,843.94, 2,766.72 and 611.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,843.94 : 2,766.72 = 611.52 : x
2. Step 2: Convert to fraction form
   1,843.94/2,766.72 = 611.52/x
3. Step 3: Cross multiply
   1,843.94x = 2,766.72 × 611.52
4. Step 4: Simplify right side
   1,843.94x = 1,691,904.61
5. Step 5: Solve for x
   x = 1,691,904.61/1,843.94
6. Step 6: Final answer
   x = 917.55