Finding the Fourth Proportional to 10,195.72, 14,069.86 and 5,719.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,195.72 : 14,069.86 = 5,719.37 : x
2. Step 2: Convert to fraction form
   10,195.72/14,069.86 = 5,719.37/x
3. Step 3: Cross multiply
   10,195.72x = 14,069.86 × 5,719.37
4. Step 4: Simplify right side
   10,195.72x = 80,470,650.54
5. Step 5: Solve for x
   x = 80,470,650.54/10,195.72
6. Step 6: Final answer
   x = 7,892.59