Finding the Third Proportional to 21,622.50 and 36,902.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,622.50 : 36,902.25 = 36,902.25 : x
2. Step 2: Convert to fraction form
   21,622.50/36,902.25 = 36,902.25/x
3. Step 3: Cross multiply
   21,622.50x = 36,902.25 × 36,902.25
4. Step 4: Simplify right side
   21,622.50x = 1,361,776,055.06
5. Step 5: Solve for x
   x = 1,361,776,055.06/21,622.50
6. Step 6: Final answer
   x = 62,979.58