Finding the Fourth Proportional to 6,323.72, 8,726.72 and 3,529.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,323.72 : 8,726.72 = 3,529.22 : x
2. Step 2: Convert to fraction form
   6,323.72/8,726.72 = 3,529.22/x
3. Step 3: Cross multiply
   6,323.72x = 8,726.72 × 3,529.22
4. Step 4: Simplify right side
   6,323.72x = 30,798,471.12
5. Step 5: Solve for x
   x = 30,798,471.12/6,323.72
6. Step 6: Final answer
   x = 4,870.31