Finding the Fourth Proportional to 195,160.56, 269,321.52 and 105,736.56

Step by Step Solution

1. Step 1: Write the proportion equation
   195,160.56 : 269,321.52 = 105,736.56 : x
2. Step 2: Convert to fraction form
   195,160.56/269,321.52 = 105,736.56/x
3. Step 3: Cross multiply
   195,160.56x = 269,321.52 × 105,736.56
4. Step 4: Simplify right side
   195,160.56x = 28,477,131,058.77
5. Step 5: Solve for x
   x = 28,477,131,058.77/195,160.56
6. Step 6: Final answer
   x = 145,916.42