Finding the Fourth Proportional to 6,279.34, 8,662.53 and 4,292.68

Step by Step Solution

1. Step 1: Write the proportion equation
   6,279.34 : 8,662.53 = 4,292.68 : x
2. Step 2: Convert to fraction form
   6,279.34/8,662.53 = 4,292.68/x
3. Step 3: Cross multiply
   6,279.34x = 8,662.53 × 4,292.68
4. Step 4: Simplify right side
   6,279.34x = 37,185,469.28
5. Step 5: Solve for x
   x = 37,185,469.28/6,279.34
6. Step 6: Final answer
   x = 5,921.88