Finding the Third Proportional to 20,038 and 31,191.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,038 : 31,191.25 = 31,191.25 : x
2. Step 2: Convert to fraction form
   20,038/31,191.25 = 31,191.25/x
3. Step 3: Cross multiply
   20,038x = 31,191.25 × 31,191.25
4. Step 4: Simplify right side
   20,038x = 972,894,076.56
5. Step 5: Solve for x
   x = 972,894,076.56/20,038
6. Step 6: Final answer
   x = 48,552.45