Finding the Fourth Proportional to 8,046.14, 12,071.62 and 5,424.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,046.14 : 12,071.62 = 5,424.16 : x
2. Step 2: Convert to fraction form
   8,046.14/12,071.62 = 5,424.16/x
3. Step 3: Cross multiply
   8,046.14x = 12,071.62 × 5,424.16
4. Step 4: Simplify right side
   8,046.14x = 65,478,398.34
5. Step 5: Solve for x
   x = 65,478,398.34/8,046.14
6. Step 6: Final answer
   x = 8,137.86