Finding the Fourth Proportional to 6,144.06, 8,478.54 and 3,491.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,144.06 : 8,478.54 = 3,491.62 : x
2. Step 2: Convert to fraction form
   6,144.06/8,478.54 = 3,491.62/x
3. Step 3: Cross multiply
   6,144.06x = 8,478.54 × 3,491.62
4. Step 4: Simplify right side
   6,144.06x = 29,603,839.83
5. Step 5: Solve for x
   x = 29,603,839.83/6,144.06
6. Step 6: Final answer
   x = 4,818.29