Finding the Fourth Proportional to 6,019.48, 8,308.98 and 4,137.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,019.48 : 8,308.98 = 4,137.30 : x
2. Step 2: Convert to fraction form
   6,019.48/8,308.98 = 4,137.30/x
3. Step 3: Cross multiply
   6,019.48x = 8,308.98 × 4,137.30
4. Step 4: Simplify right side
   6,019.48x = 34,376,742.95
5. Step 5: Solve for x
   x = 34,376,742.95/6,019.48
6. Step 6: Final answer
   x = 5,710.92