Finding the Third Proportional to 11,662.50 and 13,363.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,662.50 : 13,363.50 = 13,363.50 : x
2. Step 2: Convert to fraction form
   11,662.50/13,363.50 = 13,363.50/x
3. Step 3: Cross multiply
   11,662.50x = 13,363.50 × 13,363.50
4. Step 4: Simplify right side
   11,662.50x = 178,583,132.25
5. Step 5: Solve for x
   x = 178,583,132.25/11,662.50
6. Step 6: Final answer
   x = 15,312.59