Finding the Fourth Proportional to 6,279.72, 9,406.62 and 3,674.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,279.72 : 9,406.62 = 3,674.76 : x
2. Step 2: Convert to fraction form
   6,279.72/9,406.62 = 3,674.76/x
3. Step 3: Cross multiply
   6,279.72x = 9,406.62 × 3,674.76
4. Step 4: Simplify right side
   6,279.72x = 34,567,070.91
5. Step 5: Solve for x
   x = 34,567,070.91/6,279.72
6. Step 6: Final answer
   x = 5,504.56