Finding the Fourth Proportional to 14,293.72, 19,725.33 and 8,704.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,293.72 : 19,725.33 = 8,704.72 : x
2. Step 2: Convert to fraction form
   14,293.72/19,725.33 = 8,704.72/x
3. Step 3: Cross multiply
   14,293.72x = 19,725.33 × 8,704.72
4. Step 4: Simplify right side
   14,293.72x = 171,703,471.66
5. Step 5: Solve for x
   x = 171,703,471.66/14,293.72
6. Step 6: Final answer
   x = 12,012.51