Finding the Third Proportional to 6,998.50 and 10,200.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,998.50 : 10,200.50 = 10,200.50 : x
2. Step 2: Convert to fraction form
   6,998.50/10,200.50 = 10,200.50/x
3. Step 3: Cross multiply
   6,998.50x = 10,200.50 × 10,200.50
4. Step 4: Simplify right side
   6,998.50x = 104,050,200.25
5. Step 5: Solve for x
   x = 104,050,200.25/6,998.50
6. Step 6: Final answer
   x = 14,867.50