Finding the Third Proportional to 20,155.50 and 41,944.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,155.50 : 41,944.50 = 41,944.50 : x
2. Step 2: Convert to fraction form
   20,155.50/41,944.50 = 41,944.50/x
3. Step 3: Cross multiply
   20,155.50x = 41,944.50 × 41,944.50
4. Step 4: Simplify right side
   20,155.50x = 1,759,341,080.25
5. Step 5: Solve for x
   x = 1,759,341,080.25/20,155.50
6. Step 6: Final answer
   x = 87,288.39