Finding the Fourth Proportional to 6,323.10, 8,726.31 and 3,528.06

Step by Step Solution

1. Step 1: Write the proportion equation
   6,323.10 : 8,726.31 = 3,528.06 : x
2. Step 2: Convert to fraction form
   6,323.10/8,726.31 = 3,528.06/x
3. Step 3: Cross multiply
   6,323.10x = 8,726.31 × 3,528.06
4. Step 4: Simplify right side
   6,323.10x = 30,786,945.26
5. Step 5: Solve for x
   x = 30,786,945.26/6,323.10
6. Step 6: Final answer
   x = 4,868.96