Finding the Fourth Proportional to 126,601.86, 174,754.52 and 72,908.27

Step by Step Solution

1. Step 1: Write the proportion equation
   126,601.86 : 174,754.52 = 72,908.27 : x
2. Step 2: Convert to fraction form
   126,601.86/174,754.52 = 72,908.27/x
3. Step 3: Cross multiply
   126,601.86x = 174,754.52 × 72,908.27
4. Step 4: Simplify right side
   126,601.86x = 12,741,048,489.57
5. Step 5: Solve for x
   x = 12,741,048,489.57/126,601.86
6. Step 6: Final answer
   x = 100,638.71