Finding the Third Proportional to 21,127.50 and 32,902.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,127.50 : 32,902.50 = 32,902.50 : x
2. Step 2: Convert to fraction form
   21,127.50/32,902.50 = 32,902.50/x
3. Step 3: Cross multiply
   21,127.50x = 32,902.50 × 32,902.50
4. Step 4: Simplify right side
   21,127.50x = 1,082,574,506.25
5. Step 5: Solve for x
   x = 1,082,574,506.25/21,127.50
6. Step 6: Final answer
   x = 51,240.07