Finding the Third Proportional to 109,162.75 and 173,586

Step by Step Solution

1. Step 1: Write the proportion equation
   109,162.75 : 173,586 = 173,586 : x
2. Step 2: Convert to fraction form
   109,162.75/173,586 = 173,586/x
3. Step 3: Cross multiply
   109,162.75x = 173,586 × 173,586
4. Step 4: Simplify right side
   109,162.75x = 30,132,099,396
5. Step 5: Solve for x
   x = 30,132,099,396/109,162.75
6. Step 6: Final answer
   x = 276,029.13