Finding the Third Proportional to 108,256.50 and 155,939.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,256.50 : 155,939.50 = 155,939.50 : x
2. Step 2: Convert to fraction form
   108,256.50/155,939.50 = 155,939.50/x
3. Step 3: Cross multiply
   108,256.50x = 155,939.50 × 155,939.50
4. Step 4: Simplify right side
   108,256.50x = 24,317,127,660.25
5. Step 5: Solve for x
   x = 24,317,127,660.25/108,256.50
6. Step 6: Final answer
   x = 224,625.10