Finding the Fourth Proportional to 6,278.72, 8,664.32 and 3,625.92

Step by Step Solution

1. Step 1: Write the proportion equation
   6,278.72 : 8,664.32 = 3,625.92 : x
2. Step 2: Convert to fraction form
   6,278.72/8,664.32 = 3,625.92/x
3. Step 3: Cross multiply
   6,278.72x = 8,664.32 × 3,625.92
4. Step 4: Simplify right side
   6,278.72x = 31,416,131.17
5. Step 5: Solve for x
   x = 31,416,131.17/6,278.72
6. Step 6: Final answer
   x = 5,003.59