Finding the Third Proportional to 31,383.50 and 48,928

Step by Step Solution

1. Step 1: Write the proportion equation
   31,383.50 : 48,928 = 48,928 : x
2. Step 2: Convert to fraction form
   31,383.50/48,928 = 48,928/x
3. Step 3: Cross multiply
   31,383.50x = 48,928 × 48,928
4. Step 4: Simplify right side
   31,383.50x = 2,393,949,184
5. Step 5: Solve for x
   x = 2,393,949,184/31,383.50
6. Step 6: Final answer
   x = 76,280.50