Finding the Fourth Proportional to 104,831.50, 144,670.71 and 60,119.50

Step by Step Solution

1. Step 1: Write the proportion equation
   104,831.50 : 144,670.71 = 60,119.50 : x
2. Step 2: Convert to fraction form
   104,831.50/144,670.71 = 60,119.50/x
3. Step 3: Cross multiply
   104,831.50x = 144,670.71 × 60,119.50
4. Step 4: Simplify right side
   104,831.50x = 8,697,530,749.85
5. Step 5: Solve for x
   x = 8,697,530,749.85/104,831.50
6. Step 6: Final answer
   x = 82,966.77