Finding the Third Proportional to 21,519 and 46,291.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,519 : 46,291.50 = 46,291.50 : x
2. Step 2: Convert to fraction form
   21,519/46,291.50 = 46,291.50/x
3. Step 3: Cross multiply
   21,519x = 46,291.50 × 46,291.50
4. Step 4: Simplify right side
   21,519x = 2,142,902,972.25
5. Step 5: Solve for x
   x = 2,142,902,972.25/21,519
6. Step 6: Final answer
   x = 99,581.90