Finding the Third Proportional to 21,152 and 50,109

Step by Step Solution

1. Step 1: Write the proportion equation
   21,152 : 50,109 = 50,109 : x
2. Step 2: Convert to fraction form
   21,152/50,109 = 50,109/x
3. Step 3: Cross multiply
   21,152x = 50,109 × 50,109
4. Step 4: Simplify right side
   21,152x = 2,510,911,881
5. Step 5: Solve for x
   x = 2,510,911,881/21,152
6. Step 6: Final answer
   x = 118,708.01