Finding the Third Proportional to 13,200 and 15,632

Step by Step Solution

1. Step 1: Write the proportion equation
   13,200 : 15,632 = 15,632 : x
2. Step 2: Convert to fraction form
   13,200/15,632 = 15,632/x
3. Step 3: Cross multiply
   13,200x = 15,632 × 15,632
4. Step 4: Simplify right side
   13,200x = 244,359,424
5. Step 5: Solve for x
   x = 244,359,424/13,200
6. Step 6: Final answer
   x = 18,512.08