Finding the Third Proportional to 21,298 and 33,342.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,298 : 33,342.50 = 33,342.50 : x
2. Step 2: Convert to fraction form
   21,298/33,342.50 = 33,342.50/x
3. Step 3: Cross multiply
   21,298x = 33,342.50 × 33,342.50
4. Step 4: Simplify right side
   21,298x = 1,111,722,306.25
5. Step 5: Solve for x
   x = 1,111,722,306.25/21,298
6. Step 6: Final answer
   x = 52,198.44