Finding the Fourth Proportional to 6,368.48, 8,789.32 and 3,850.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,368.48 : 8,789.32 = 3,850.72 : x
2. Step 2: Convert to fraction form
   6,368.48/8,789.32 = 3,850.72/x
3. Step 3: Cross multiply
   6,368.48x = 8,789.32 × 3,850.72
4. Step 4: Simplify right side
   6,368.48x = 33,845,210.31
5. Step 5: Solve for x
   x = 33,845,210.31/6,368.48
6. Step 6: Final answer
   x = 5,314.49