Finding the Third Proportional to 15,225 and 30,868.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,225 : 30,868.50 = 30,868.50 : x
2. Step 2: Convert to fraction form
   15,225/30,868.50 = 30,868.50/x
3. Step 3: Cross multiply
   15,225x = 30,868.50 × 30,868.50
4. Step 4: Simplify right side
   15,225x = 952,864,292.25
5. Step 5: Solve for x
   x = 952,864,292.25/15,225
6. Step 6: Final answer
   x = 62,585.50