Finding the Fourth Proportional to 10,395.24, 14,345.63 and 5,679.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,395.24 : 14,345.63 = 5,679.42 : x
2. Step 2: Convert to fraction form
   10,395.24/14,345.63 = 5,679.42/x
3. Step 3: Cross multiply
   10,395.24x = 14,345.63 × 5,679.42
4. Step 4: Simplify right side
   10,395.24x = 81,474,829.54
5. Step 5: Solve for x
   x = 81,474,829.54/10,395.24
6. Step 6: Final answer
   x = 7,837.71