Finding the Third Proportional to 122,755.50 and 166,617

Step by Step Solution

1. Step 1: Write the proportion equation
   122,755.50 : 166,617 = 166,617 : x
2. Step 2: Convert to fraction form
   122,755.50/166,617 = 166,617/x
3. Step 3: Cross multiply
   122,755.50x = 166,617 × 166,617
4. Step 4: Simplify right side
   122,755.50x = 27,761,224,689
5. Step 5: Solve for x
   x = 27,761,224,689/122,755.50
6. Step 6: Final answer
   x = 226,150.56