Finding the Fourth Proportional to 6,648.89, 9,175.41 and 3,816.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,648.89 : 9,175.41 = 3,816.32 : x
2. Step 2: Convert to fraction form
   6,648.89/9,175.41 = 3,816.32/x
3. Step 3: Cross multiply
   6,648.89x = 9,175.41 × 3,816.32
4. Step 4: Simplify right side
   6,648.89x = 35,016,254.81
5. Step 5: Solve for x
   x = 35,016,254.81/6,648.89
6. Step 6: Final answer
   x = 5,266.49