Finding the Fourth Proportional to 6,601.33, 9,110.06 and 3,617.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,601.33 : 9,110.06 = 3,617.15 : x
2. Step 2: Convert to fraction form
   6,601.33/9,110.06 = 3,617.15/x
3. Step 3: Cross multiply
   6,601.33x = 9,110.06 × 3,617.15
4. Step 4: Simplify right side
   6,601.33x = 32,952,485.35
5. Step 5: Solve for x
   x = 32,952,485.35/6,601.33
6. Step 6: Final answer
   x = 4,991.80