Finding the Third Proportional to 20,848.50 and 31,452

Step by Step Solution

1. Step 1: Write the proportion equation
   20,848.50 : 31,452 = 31,452 : x
2. Step 2: Convert to fraction form
   20,848.50/31,452 = 31,452/x
3. Step 3: Cross multiply
   20,848.50x = 31,452 × 31,452
4. Step 4: Simplify right side
   20,848.50x = 989,228,304
5. Step 5: Solve for x
   x = 989,228,304/20,848.50
6. Step 6: Final answer
   x = 47,448.42