Finding the Fourth Proportional to 1,540.27, 2,125.57 and 951.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540.27 : 2,125.57 = 951.83 : x
2. Step 2: Convert to fraction form
   1,540.27/2,125.57 = 951.83/x
3. Step 3: Cross multiply
   1,540.27x = 2,125.57 × 951.83
4. Step 4: Simplify right side
   1,540.27x = 2,023,169.39
5. Step 5: Solve for x
   x = 2,023,169.39/1,540.27
6. Step 6: Final answer
   x = 1,313.52