Finding the Fourth Proportional to 107,131.91, 160,682.38 and 75,013.54

Step by Step Solution

1. Step 1: Write the proportion equation
   107,131.91 : 160,682.38 = 75,013.54 : x
2. Step 2: Convert to fraction form
   107,131.91/160,682.38 = 75,013.54/x
3. Step 3: Cross multiply
   107,131.91x = 160,682.38 × 75,013.54
4. Step 4: Simplify right side
   107,131.91x = 12,053,352,960.95
5. Step 5: Solve for x
   x = 12,053,352,960.95/107,131.91
6. Step 6: Final answer
   x = 112,509.46