Finding the Fourth Proportional to 6,320.55, 8,722.17 and 3,526.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,320.55 : 8,722.17 = 3,526.05 : x
2. Step 2: Convert to fraction form
   6,320.55/8,722.17 = 3,526.05/x
3. Step 3: Cross multiply
   6,320.55x = 8,722.17 × 3,526.05
4. Step 4: Simplify right side
   6,320.55x = 30,754,807.53
5. Step 5: Solve for x
   x = 30,754,807.53/6,320.55
6. Step 6: Final answer
   x = 4,865.84