Finding the Third Proportional to 21,282.75 and 34,292.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,282.75 : 34,292.25 = 34,292.25 : x
2. Step 2: Convert to fraction form
   21,282.75/34,292.25 = 34,292.25/x
3. Step 3: Cross multiply
   21,282.75x = 34,292.25 × 34,292.25
4. Step 4: Simplify right side
   21,282.75x = 1,175,958,410.06
5. Step 5: Solve for x
   x = 1,175,958,410.06/21,282.75
6. Step 6: Final answer
   x = 55,254.06