Finding the Third Proportional to 107,446.50 and 161,311.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,446.50 : 161,311.50 = 161,311.50 : x
2. Step 2: Convert to fraction form
   107,446.50/161,311.50 = 161,311.50/x
3. Step 3: Cross multiply
   107,446.50x = 161,311.50 × 161,311.50
4. Step 4: Simplify right side
   107,446.50x = 26,021,400,032.25
5. Step 5: Solve for x
   x = 26,021,400,032.25/107,446.50
6. Step 6: Final answer
   x = 242,180.06