Finding the Fourth Proportional to 2,793.86, 4,191.87 and 1,254.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,793.86 : 4,191.87 = 1,254.50 : x
2. Step 2: Convert to fraction form
   2,793.86/4,191.87 = 1,254.50/x
3. Step 3: Cross multiply
   2,793.86x = 4,191.87 × 1,254.50
4. Step 4: Simplify right side
   2,793.86x = 5,258,700.92
5. Step 5: Solve for x
   x = 5,258,700.92/2,793.86
6. Step 6: Final answer
   x = 1,882.23