Finding the Fourth Proportional to 34,267.86, 51,405.89 and 12,076.64

Step by Step Solution

1. Step 1: Write the proportion equation
   34,267.86 : 51,405.89 = 12,076.64 : x
2. Step 2: Convert to fraction form
   34,267.86/51,405.89 = 12,076.64/x
3. Step 3: Cross multiply
   34,267.86x = 51,405.89 × 12,076.64
4. Step 4: Simplify right side
   34,267.86x = 620,810,659.86
5. Step 5: Solve for x
   x = 620,810,659.86/34,267.86
6. Step 6: Final answer
   x = 18,116.41