Finding the Fourth Proportional to 9,945.23, 13,724.12 and 5,468.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,945.23 : 13,724.12 = 5,468.36 : x
2. Step 2: Convert to fraction form
   9,945.23/13,724.12 = 5,468.36/x
3. Step 3: Cross multiply
   9,945.23x = 13,724.12 × 5,468.36
4. Step 4: Simplify right side
   9,945.23x = 75,048,332.88
5. Step 5: Solve for x
   x = 75,048,332.88/9,945.23
6. Step 6: Final answer
   x = 7,546.17