Finding the Third Proportional to 72,215.25 and 110,760

Step by Step Solution

1. Step 1: Write the proportion equation
   72,215.25 : 110,760 = 110,760 : x
2. Step 2: Convert to fraction form
   72,215.25/110,760 = 110,760/x
3. Step 3: Cross multiply
   72,215.25x = 110,760 × 110,760
4. Step 4: Simplify right side
   72,215.25x = 12,267,777,600
5. Step 5: Solve for x
   x = 12,267,777,600/72,215.25
6. Step 6: Final answer
   x = 169,877.94