Finding the Third Proportional to 4,429.69 and 8,244.28

Step by Step Solution

1. Step 1: Write the proportion equation
   4,429.69 : 8,244.28 = 8,244.28 : x
2. Step 2: Convert to fraction form
   4,429.69/8,244.28 = 8,244.28/x
3. Step 3: Cross multiply
   4,429.69x = 8,244.28 × 8,244.28
4. Step 4: Simplify right side
   4,429.69x = 67,968,173.33
5. Step 5: Solve for x
   x = 67,968,173.33/4,429.69
6. Step 6: Final answer
   x = 15,343.79