Finding the Fourth Proportional to 6,322.50, 8,728.29 and 3,967.02

Step by Step Solution

1. Step 1: Write the proportion equation
   6,322.50 : 8,728.29 = 3,967.02 : x
2. Step 2: Convert to fraction form
   6,322.50/8,728.29 = 3,967.02/x
3. Step 3: Cross multiply
   6,322.50x = 8,728.29 × 3,967.02
4. Step 4: Simplify right side
   6,322.50x = 34,625,301.00
5. Step 5: Solve for x
   x = 34,625,301.00/6,322.50
6. Step 6: Final answer
   x = 5,476.52