Finding the Third Proportional to 6,445.50 and 14,119.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,445.50 : 14,119.50 = 14,119.50 : x
2. Step 2: Convert to fraction form
   6,445.50/14,119.50 = 14,119.50/x
3. Step 3: Cross multiply
   6,445.50x = 14,119.50 × 14,119.50
4. Step 4: Simplify right side
   6,445.50x = 199,360,280.25
5. Step 5: Solve for x
   x = 199,360,280.25/6,445.50
6. Step 6: Final answer
   x = 30,930.15