Finding the Third Proportional to 103,910.50 and 161,212

Step by Step Solution

1. Step 1: Write the proportion equation
   103,910.50 : 161,212 = 161,212 : x
2. Step 2: Convert to fraction form
   103,910.50/161,212 = 161,212/x
3. Step 3: Cross multiply
   103,910.50x = 161,212 × 161,212
4. Step 4: Simplify right side
   103,910.50x = 25,989,308,944
5. Step 5: Solve for x
   x = 25,989,308,944/103,910.50
6. Step 6: Final answer
   x = 250,112.44