Finding the Third Proportional to 6,722.25 and 10,442.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,722.25 : 10,442.63 = 10,442.63 : x
2. Step 2: Convert to fraction form
   6,722.25/10,442.63 = 10,442.63/x
3. Step 3: Cross multiply
   6,722.25x = 10,442.63 × 10,442.63
4. Step 4: Simplify right side
   6,722.25x = 109,048,416.89
5. Step 5: Solve for x
   x = 109,048,416.89/6,722.25
6. Step 6: Final answer
   x = 16,222.01