Finding the Third Proportional to 21,630 and 52,351.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,630 : 52,351.50 = 52,351.50 : x
2. Step 2: Convert to fraction form
   21,630/52,351.50 = 52,351.50/x
3. Step 3: Cross multiply
   21,630x = 52,351.50 × 52,351.50
4. Step 4: Simplify right side
   21,630x = 2,740,679,552.25
5. Step 5: Solve for x
   x = 2,740,679,552.25/21,630
6. Step 6: Final answer
   x = 126,707.33