Finding the Third Proportional to 20,238.50 and 30,150

Step by Step Solution

1. Step 1: Write the proportion equation
   20,238.50 : 30,150 = 30,150 : x
2. Step 2: Convert to fraction form
   20,238.50/30,150 = 30,150/x
3. Step 3: Cross multiply
   20,238.50x = 30,150 × 30,150
4. Step 4: Simplify right side
   20,238.50x = 909,022,500
5. Step 5: Solve for x
   x = 909,022,500/20,238.50
6. Step 6: Final answer
   x = 44,915.51