Finding the Third Proportional to 9,950 and 21,619

Step by Step Solution

1. Step 1: Write the proportion equation
   9,950 : 21,619 = 21,619 : x
2. Step 2: Convert to fraction form
   9,950/21,619 = 21,619/x
3. Step 3: Cross multiply
   9,950x = 21,619 × 21,619
4. Step 4: Simplify right side
   9,950x = 467,381,161
5. Step 5: Solve for x
   x = 467,381,161/9,950
6. Step 6: Final answer
   x = 46,972.98