Finding the Fourth Proportional to 34,268.56, 51,397.12 and 12,076.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,268.56 : 51,397.12 = 12,076.72 : x
2. Step 2: Convert to fraction form
   34,268.56/51,397.12 = 12,076.72/x
3. Step 3: Cross multiply
   34,268.56x = 51,397.12 × 12,076.72
4. Step 4: Simplify right side
   34,268.56x = 620,708,627.05
5. Step 5: Solve for x
   x = 620,708,627.05/34,268.56
6. Step 6: Final answer
   x = 18,113.06