Finding the Fourth Proportional to 112,940.27, 155,831.43 and 67,601.03

Step by Step Solution

1. Step 1: Write the proportion equation
   112,940.27 : 155,831.43 = 67,601.03 : x
2. Step 2: Convert to fraction form
   112,940.27/155,831.43 = 67,601.03/x
3. Step 3: Cross multiply
   112,940.27x = 155,831.43 × 67,601.03
4. Step 4: Simplify right side
   112,940.27x = 10,534,364,648.72
5. Step 5: Solve for x
   x = 10,534,364,648.72/112,940.27
6. Step 6: Final answer
   x = 93,273.77