Finding the Third Proportional to 105,718.50 and 154,608.75

Step by Step Solution

1. Step 1: Write the proportion equation
   105,718.50 : 154,608.75 = 154,608.75 : x
2. Step 2: Convert to fraction form
   105,718.50/154,608.75 = 154,608.75/x
3. Step 3: Cross multiply
   105,718.50x = 154,608.75 × 154,608.75
4. Step 4: Simplify right side
   105,718.50x = 23,903,865,576.56
5. Step 5: Solve for x
   x = 23,903,865,576.56/105,718.50
6. Step 6: Final answer
   x = 226,108.63