Finding the Fourth Proportional to 106,059.63, 146,329.89 and 69,750.72

Step by Step Solution

1. Step 1: Write the proportion equation
   106,059.63 : 146,329.89 = 69,750.72 : x
2. Step 2: Convert to fraction form
   106,059.63/146,329.89 = 69,750.72/x
3. Step 3: Cross multiply
   106,059.63x = 146,329.89 × 69,750.72
4. Step 4: Simplify right side
   106,059.63x = 10,206,615,315.80
5. Step 5: Solve for x
   x = 10,206,615,315.80/106,059.63
6. Step 6: Final answer
   x = 96,234.69