Finding the Third Proportional to 10,503 and 16,210.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,503 : 16,210.50 = 16,210.50 : x
2. Step 2: Convert to fraction form
   10,503/16,210.50 = 16,210.50/x
3. Step 3: Cross multiply
   10,503x = 16,210.50 × 16,210.50
4. Step 4: Simplify right side
   10,503x = 262,780,310.25
5. Step 5: Solve for x
   x = 262,780,310.25/10,503
6. Step 6: Final answer
   x = 25,019.55