Finding the Fourth Proportional to 6,663.97, 9,196.42 and 3,679.99

Step by Step Solution

1. Step 1: Write the proportion equation
   6,663.97 : 9,196.42 = 3,679.99 : x
2. Step 2: Convert to fraction form
   6,663.97/9,196.42 = 3,679.99/x
3. Step 3: Cross multiply
   6,663.97x = 9,196.42 × 3,679.99
4. Step 4: Simplify right side
   6,663.97x = 33,842,733.64
5. Step 5: Solve for x
   x = 33,842,733.64/6,663.97
6. Step 6: Final answer
   x = 5,078.46