Finding the Fourth Proportional to 34,216.72, 51,327.96 and 12,028.16

Step by Step Solution

1. Step 1: Write the proportion equation
   34,216.72 : 51,327.96 = 12,028.16 : x
2. Step 2: Convert to fraction form
   34,216.72/51,327.96 = 12,028.16/x
3. Step 3: Cross multiply
   34,216.72x = 51,327.96 × 12,028.16
4. Step 4: Simplify right side
   34,216.72x = 617,380,915.35
5. Step 5: Solve for x
   x = 617,380,915.35/34,216.72
6. Step 6: Final answer
   x = 18,043.25