Finding the Third Proportional to 31,351.50 and 48,564.75

Step by Step Solution

1. Step 1: Write the proportion equation
   31,351.50 : 48,564.75 = 48,564.75 : x
2. Step 2: Convert to fraction form
   31,351.50/48,564.75 = 48,564.75/x
3. Step 3: Cross multiply
   31,351.50x = 48,564.75 × 48,564.75
4. Step 4: Simplify right side
   31,351.50x = 2,358,534,942.56
5. Step 5: Solve for x
   x = 2,358,534,942.56/31,351.50
6. Step 6: Final answer
   x = 75,228.78