Finding the Fourth Proportional to 195,336.72, 269,471.52 and 113,664.96

Step by Step Solution

1. Step 1: Write the proportion equation
   195,336.72 : 269,471.52 = 113,664.96 : x
2. Step 2: Convert to fraction form
   195,336.72/269,471.52 = 113,664.96/x
3. Step 3: Cross multiply
   195,336.72x = 269,471.52 × 113,664.96
4. Step 4: Simplify right side
   195,336.72x = 30,629,469,541.94
5. Step 5: Solve for x
   x = 30,629,469,541.94/195,336.72
6. Step 6: Final answer
   x = 156,803.44