Finding the Third Proportional to 20,238 and 30,149.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,238 : 30,149.25 = 30,149.25 : x
2. Step 2: Convert to fraction form
   20,238/30,149.25 = 30,149.25/x
3. Step 3: Cross multiply
   20,238x = 30,149.25 × 30,149.25
4. Step 4: Simplify right side
   20,238x = 908,977,275.56
5. Step 5: Solve for x
   x = 908,977,275.56/20,238
6. Step 6: Final answer
   x = 44,914.38