Finding the Fourth Proportional to 10,195.20, 14,069.27 and 5,719.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,195.20 : 14,069.27 = 5,719.37 : x
2. Step 2: Convert to fraction form
   10,195.20/14,069.27 = 5,719.37/x
3. Step 3: Cross multiply
   10,195.20x = 14,069.27 × 5,719.37
4. Step 4: Simplify right side
   10,195.20x = 80,467,261.82
5. Step 5: Solve for x
   x = 80,467,261.82/10,195.20
6. Step 6: Final answer
   x = 7,892.66