Finding the Third Proportional to 13,569 and 21,118.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,569 : 21,118.50 = 21,118.50 : x
2. Step 2: Convert to fraction form
   13,569/21,118.50 = 21,118.50/x
3. Step 3: Cross multiply
   13,569x = 21,118.50 × 21,118.50
4. Step 4: Simplify right side
   13,569x = 445,991,042.25
5. Step 5: Solve for x
   x = 445,991,042.25/13,569
6. Step 6: Final answer
   x = 32,868.38