Finding the Fourth Proportional to 122,831.82, 169,473.86 and 73,760.78

Step by Step Solution

1. Step 1: Write the proportion equation
   122,831.82 : 169,473.86 = 73,760.78 : x
2. Step 2: Convert to fraction form
   122,831.82/169,473.86 = 73,760.78/x
3. Step 3: Cross multiply
   122,831.82x = 169,473.86 × 73,760.78
4. Step 4: Simplify right side
   122,831.82x = 12,500,523,556.42
5. Step 5: Solve for x
   x = 12,500,523,556.42/122,831.82
6. Step 6: Final answer
   x = 101,769.43