Finding the Fourth Proportional to 6,663.97, 9,196.34 and 3,679.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,663.97 : 9,196.34 = 3,679.63 : x
2. Step 2: Convert to fraction form
   6,663.97/9,196.34 = 3,679.63/x
3. Step 3: Cross multiply
   6,663.97x = 9,196.34 × 3,679.63
4. Step 4: Simplify right side
   6,663.97x = 33,839,087.17
5. Step 5: Solve for x
   x = 33,839,087.17/6,663.97
6. Step 6: Final answer
   x = 5,077.92