Finding the Fourth Proportional to 6,648.35, 9,174.78 and 3,664.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,648.35 : 9,174.78 = 3,664.29 : x
2. Step 2: Convert to fraction form
   6,648.35/9,174.78 = 3,664.29/x
3. Step 3: Cross multiply
   6,648.35x = 9,174.78 × 3,664.29
4. Step 4: Simplify right side
   6,648.35x = 33,619,089.01
5. Step 5: Solve for x
   x = 33,619,089.01/6,648.35
6. Step 6: Final answer
   x = 5,056.76