Finding the Third Proportional to 13,242 and 14,623.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,242 : 14,623.50 = 14,623.50 : x
2. Step 2: Convert to fraction form
   13,242/14,623.50 = 14,623.50/x
3. Step 3: Cross multiply
   13,242x = 14,623.50 × 14,623.50
4. Step 4: Simplify right side
   13,242x = 213,846,752.25
5. Step 5: Solve for x
   x = 213,846,752.25/13,242
6. Step 6: Final answer
   x = 16,149.13