Finding the Fourth Proportional to 5,645.72, 8,474.04 and 2,726.07

Step by Step Solution

1. Step 1: Write the proportion equation
   5,645.72 : 8,474.04 = 2,726.07 : x
2. Step 2: Convert to fraction form
   5,645.72/8,474.04 = 2,726.07/x
3. Step 3: Cross multiply
   5,645.72x = 8,474.04 × 2,726.07
4. Step 4: Simplify right side
   5,645.72x = 23,100,826.22
5. Step 5: Solve for x
   x = 23,100,826.22/5,645.72
6. Step 6: Final answer
   x = 4,091.74