Finding the Fourth Proportional to 6,326.83, 8,728.32 and 4,088.94

Step by Step Solution

1. Step 1: Write the proportion equation
   6,326.83 : 8,728.32 = 4,088.94 : x
2. Step 2: Convert to fraction form
   6,326.83/8,728.32 = 4,088.94/x
3. Step 3: Cross multiply
   6,326.83x = 8,728.32 × 4,088.94
4. Step 4: Simplify right side
   6,326.83x = 35,689,576.78
5. Step 5: Solve for x
   x = 35,689,576.78/6,326.83
6. Step 6: Final answer
   x = 5,640.99