Finding the Fourth Proportional to 6,251.31, 8,626.06 and 3,561.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,251.31 : 8,626.06 = 3,561.56 : x
2. Step 2: Convert to fraction form
   6,251.31/8,626.06 = 3,561.56/x
3. Step 3: Cross multiply
   6,251.31x = 8,626.06 × 3,561.56
4. Step 4: Simplify right side
   6,251.31x = 30,722,230.25
5. Step 5: Solve for x
   x = 30,722,230.25/6,251.31
6. Step 6: Final answer
   x = 4,914.53