Finding the Third Proportional to 21,339 and 45,837

Step by Step Solution

1. Step 1: Write the proportion equation
   21,339 : 45,837 = 45,837 : x
2. Step 2: Convert to fraction form
   21,339/45,837 = 45,837/x
3. Step 3: Cross multiply
   21,339x = 45,837 × 45,837
4. Step 4: Simplify right side
   21,339x = 2,101,030,569
5. Step 5: Solve for x
   x = 2,101,030,569/21,339
6. Step 6: Final answer
   x = 98,459.65