Finding the Fourth Proportional to 6,196.98, 8,551.87 and 3,679.20

Step by Step Solution

1. Step 1: Write the proportion equation
   6,196.98 : 8,551.87 = 3,679.20 : x
2. Step 2: Convert to fraction form
   6,196.98/8,551.87 = 3,679.20/x
3. Step 3: Cross multiply
   6,196.98x = 8,551.87 × 3,679.20
4. Step 4: Simplify right side
   6,196.98x = 31,464,030.91
5. Step 5: Solve for x
   x = 31,464,030.91/6,196.98
6. Step 6: Final answer
   x = 5,077.32