Finding the Fourth Proportional to 6,018.98, 8,308.28 and 4,136.79

Step by Step Solution

1. Step 1: Write the proportion equation
   6,018.98 : 8,308.28 = 4,136.79 : x
2. Step 2: Convert to fraction form
   6,018.98/8,308.28 = 4,136.79/x
3. Step 3: Cross multiply
   6,018.98x = 8,308.28 × 4,136.79
4. Step 4: Simplify right side
   6,018.98x = 34,369,609.62
5. Step 5: Solve for x
   x = 34,369,609.62/6,018.98
6. Step 6: Final answer
   x = 5,710.20