Finding the Fourth Proportional to 195,530.72, 269,831.04 and 106,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   195,530.72 : 269,831.04 = 106,106.72 : x
2. Step 2: Convert to fraction form
   195,530.72/269,831.04 = 106,106.72/x
3. Step 3: Cross multiply
   195,530.72x = 269,831.04 × 106,106.72
4. Step 4: Simplify right side
   195,530.72x = 28,630,886,608.59
5. Step 5: Solve for x
   x = 28,630,886,608.59/195,530.72
6. Step 6: Final answer
   x = 146,426.54