Finding the Third Proportional to 9,423 and 12,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,423 : 12,610.50 = 12,610.50 : x
2. Step 2: Convert to fraction form
   9,423/12,610.50 = 12,610.50/x
3. Step 3: Cross multiply
   9,423x = 12,610.50 × 12,610.50
4. Step 4: Simplify right side
   9,423x = 159,024,710.25
5. Step 5: Solve for x
   x = 159,024,710.25/9,423
6. Step 6: Final answer
   x = 16,876.23