Finding the Third Proportional to 21,963 and 42,837

Step by Step Solution

1. Step 1: Write the proportion equation
   21,963 : 42,837 = 42,837 : x
2. Step 2: Convert to fraction form
   21,963/42,837 = 42,837/x
3. Step 3: Cross multiply
   21,963x = 42,837 × 42,837
4. Step 4: Simplify right side
   21,963x = 1,835,008,569
5. Step 5: Solve for x
   x = 1,835,008,569/21,963
6. Step 6: Final answer
   x = 83,550.00