Finding the Fourth Proportional to 6,279.42, 8,665.50 and 3,590.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,279.42 : 8,665.50 = 3,590.82 : x
2. Step 2: Convert to fraction form
   6,279.42/8,665.50 = 3,590.82/x
3. Step 3: Cross multiply
   6,279.42x = 8,665.50 × 3,590.82
4. Step 4: Simplify right side
   6,279.42x = 31,116,250.71
5. Step 5: Solve for x
   x = 31,116,250.71/6,279.42
6. Step 6: Final answer
   x = 4,955.27