Finding the Fourth Proportional to 6,467.94, 9,704.34 and 3,872.70

Step by Step Solution

1. Step 1: Write the proportion equation
   6,467.94 : 9,704.34 = 3,872.70 : x
2. Step 2: Convert to fraction form
   6,467.94/9,704.34 = 3,872.70/x
3. Step 3: Cross multiply
   6,467.94x = 9,704.34 × 3,872.70
4. Step 4: Simplify right side
   6,467.94x = 37,581,997.52
5. Step 5: Solve for x
   x = 37,581,997.52/6,467.94
6. Step 6: Final answer
   x = 5,810.50