Finding the Fourth Proportional to 11,725.74, 16,179.27 and 7,951.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,725.74 : 16,179.27 = 7,951.98 : x
2. Step 2: Convert to fraction form
   11,725.74/16,179.27 = 7,951.98/x
3. Step 3: Cross multiply
   11,725.74x = 16,179.27 × 7,951.98
4. Step 4: Simplify right side
   11,725.74x = 128,657,231.45
5. Step 5: Solve for x
   x = 128,657,231.45/11,725.74
6. Step 6: Final answer
   x = 10,972.21