Finding the Fourth Proportional to 107,144.80, 160,679.92 and 43,946.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,144.80 : 160,679.92 = 43,946.72 : x
2. Step 2: Convert to fraction form
   107,144.80/160,679.92 = 43,946.72/x
3. Step 3: Cross multiply
   107,144.80x = 160,679.92 × 43,946.72
4. Step 4: Simplify right side
   107,144.80x = 7,061,355,453.86
5. Step 5: Solve for x
   x = 7,061,355,453.86/107,144.80
6. Step 6: Final answer
   x = 65,904.79