Finding the Third Proportional to 108,069.75 and 173,637

Step by Step Solution

1. Step 1: Write the proportion equation
   108,069.75 : 173,637 = 173,637 : x
2. Step 2: Convert to fraction form
   108,069.75/173,637 = 173,637/x
3. Step 3: Cross multiply
   108,069.75x = 173,637 × 173,637
4. Step 4: Simplify right side
   108,069.75x = 30,149,807,769
5. Step 5: Solve for x
   x = 30,149,807,769/108,069.75
6. Step 6: Final answer
   x = 278,984.71