Finding the Fourth Proportional to 6,663.89, 9,196.14 and 3,679.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,663.89 : 9,196.14 = 3,679.71 : x
2. Step 2: Convert to fraction form
   6,663.89/9,196.14 = 3,679.71/x
3. Step 3: Cross multiply
   6,663.89x = 9,196.14 × 3,679.71
4. Step 4: Simplify right side
   6,663.89x = 33,839,128.32
5. Step 5: Solve for x
   x = 33,839,128.32/6,663.89
6. Step 6: Final answer
   x = 5,077.99