Finding the Fourth Proportional to 6,606.69, 9,117.18 and 3,622.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,606.69 : 9,117.18 = 3,622.47 : x
2. Step 2: Convert to fraction form
   6,606.69/9,117.18 = 3,622.47/x
3. Step 3: Cross multiply
   6,606.69x = 9,117.18 × 3,622.47
4. Step 4: Simplify right side
   6,606.69x = 33,026,738.32
5. Step 5: Solve for x
   x = 33,026,738.32/6,606.69
6. Step 6: Final answer
   x = 4,998.98