Finding the Third Proportional to 21,844 and 34,643

Step by Step Solution

1. Step 1: Write the proportion equation
   21,844 : 34,643 = 34,643 : x
2. Step 2: Convert to fraction form
   21,844/34,643 = 34,643/x
3. Step 3: Cross multiply
   21,844x = 34,643 × 34,643
4. Step 4: Simplify right side
   21,844x = 1,200,137,449
5. Step 5: Solve for x
   x = 1,200,137,449/21,844
6. Step 6: Final answer
   x = 54,941.29