Finding the Third Proportional to 21,358 and 49,901

Step by Step Solution

1. Step 1: Write the proportion equation
   21,358 : 49,901 = 49,901 : x
2. Step 2: Convert to fraction form
   21,358/49,901 = 49,901/x
3. Step 3: Cross multiply
   21,358x = 49,901 × 49,901
4. Step 4: Simplify right side
   21,358x = 2,490,109,801
5. Step 5: Solve for x
   x = 2,490,109,801/21,358
6. Step 6: Final answer
   x = 116,589.09