Finding the Fourth Proportional to 14,300.72, 19,723.29 and 10,065.80

Step by Step Solution

1. Step 1: Write the proportion equation
   14,300.72 : 19,723.29 = 10,065.80 : x
2. Step 2: Convert to fraction form
   14,300.72/19,723.29 = 10,065.80/x
3. Step 3: Cross multiply
   14,300.72x = 19,723.29 × 10,065.80
4. Step 4: Simplify right side
   14,300.72x = 198,530,593.87
5. Step 5: Solve for x
   x = 198,530,593.87/14,300.72
6. Step 6: Final answer
   x = 13,882.56