Finding the Third Proportional to 13,396.50 and 21,984.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,396.50 : 21,984.75 = 21,984.75 : x
2. Step 2: Convert to fraction form
   13,396.50/21,984.75 = 21,984.75/x
3. Step 3: Cross multiply
   13,396.50x = 21,984.75 × 21,984.75
4. Step 4: Simplify right side
   13,396.50x = 483,329,232.56
5. Step 5: Solve for x
   x = 483,329,232.56/13,396.50
6. Step 6: Final answer
   x = 36,078.77