Finding the Fourth Proportional to 6,333.34, 8,739.42 and 3,680.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,333.34 : 8,739.42 = 3,680.72 : x
2. Step 2: Convert to fraction form
   6,333.34/8,739.42 = 3,680.72/x
3. Step 3: Cross multiply
   6,333.34x = 8,739.42 × 3,680.72
4. Step 4: Simplify right side
   6,333.34x = 32,167,357.98
5. Step 5: Solve for x
   x = 32,167,357.98/6,333.34
6. Step 6: Final answer
   x = 5,079.05