Finding the Fourth Proportional to 6,144.06, 8,478.99 and 3,491.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,144.06 : 8,478.99 = 3,491.22 : x
2. Step 2: Convert to fraction form
   6,144.06/8,478.99 = 3,491.22/x
3. Step 3: Cross multiply
   6,144.06x = 8,478.99 × 3,491.22
4. Step 4: Simplify right side
   6,144.06x = 29,602,019.47
5. Step 5: Solve for x
   x = 29,602,019.47/6,144.06
6. Step 6: Final answer
   x = 4,817.99