Finding the Fourth Proportional to 3,793.12, 5,234.24 and 2,091.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,793.12 : 5,234.24 = 2,091.56 : x
2. Step 2: Convert to fraction form
   3,793.12/5,234.24 = 2,091.56/x
3. Step 3: Cross multiply
   3,793.12x = 5,234.24 × 2,091.56
4. Step 4: Simplify right side
   3,793.12x = 10,947,727.01
5. Step 5: Solve for x
   x = 10,947,727.01/3,793.12
6. Step 6: Final answer
   x = 2,886.21