Finding the Fourth Proportional to 6,647.59, 9,173.32 and 3,663.35

Step by Step Solution

1. Step 1: Write the proportion equation
   6,647.59 : 9,173.32 = 3,663.35 : x
2. Step 2: Convert to fraction form
   6,647.59/9,173.32 = 3,663.35/x
3. Step 3: Cross multiply
   6,647.59x = 9,173.32 × 3,663.35
4. Step 4: Simplify right side
   6,647.59x = 33,605,081.82
5. Step 5: Solve for x
   x = 33,605,081.82/6,647.59
6. Step 6: Final answer
   x = 5,055.23