Finding the Third Proportional to 8,493 and 13,375.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,493 : 13,375.50 = 13,375.50 : x
2. Step 2: Convert to fraction form
   8,493/13,375.50 = 13,375.50/x
3. Step 3: Cross multiply
   8,493x = 13,375.50 × 13,375.50
4. Step 4: Simplify right side
   8,493x = 178,904,000.25
5. Step 5: Solve for x
   x = 178,904,000.25/8,493
6. Step 6: Final answer
   x = 21,064.88