Finding the Fourth Proportional to 12,014.00, 16,578.18 and 6,978.09

Step by Step Solution

1. Step 1: Write the proportion equation
   12,014.00 : 16,578.18 = 6,978.09 : x
2. Step 2: Convert to fraction form
   12,014.00/16,578.18 = 6,978.09/x
3. Step 3: Cross multiply
   12,014.00x = 16,578.18 × 6,978.09
4. Step 4: Simplify right side
   12,014.00x = 115,683,987.49
5. Step 5: Solve for x
   x = 115,683,987.49/12,014.00
6. Step 6: Final answer
   x = 9,629.10