Finding the Third Proportional to 31,371.75 and 48,910.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,371.75 : 48,910.50 = 48,910.50 : x
2. Step 2: Convert to fraction form
   31,371.75/48,910.50 = 48,910.50/x
3. Step 3: Cross multiply
   31,371.75x = 48,910.50 × 48,910.50
4. Step 4: Simplify right side
   31,371.75x = 2,392,237,010.25
5. Step 5: Solve for x
   x = 2,392,237,010.25/31,371.75
6. Step 6: Final answer
   x = 76,254.50