Finding the Third Proportional to 10,617 and 14,851.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,617 : 14,851.50 = 14,851.50 : x
2. Step 2: Convert to fraction form
   10,617/14,851.50 = 14,851.50/x
3. Step 3: Cross multiply
   10,617x = 14,851.50 × 14,851.50
4. Step 4: Simplify right side
   10,617x = 220,567,052.25
5. Step 5: Solve for x
   x = 220,567,052.25/10,617
6. Step 6: Final answer
   x = 20,774.89