Finding the Fourth Proportional to 115,344, 159,174.72 and 65,046.24

Step by Step Solution

1. Step 1: Write the proportion equation
   115,344 : 159,174.72 = 65,046.24 : x
2. Step 2: Convert to fraction form
   115,344/159,174.72 = 65,046.24/x
3. Step 3: Cross multiply
   115,344x = 159,174.72 × 65,046.24
4. Step 4: Simplify right side
   115,344x = 10,353,717,039.05
5. Step 5: Solve for x
   x = 10,353,717,039.05/115,344
6. Step 6: Final answer
   x = 89,763.81