Finding the Third Proportional to 13,446 and 20,888.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,446 : 20,888.50 = 20,888.50 : x
2. Step 2: Convert to fraction form
   13,446/20,888.50 = 20,888.50/x
3. Step 3: Cross multiply
   13,446x = 20,888.50 × 20,888.50
4. Step 4: Simplify right side
   13,446x = 436,329,432.25
5. Step 5: Solve for x
   x = 436,329,432.25/13,446
6. Step 6: Final answer
   x = 32,450.50