Finding the Third Proportional to 3,126.09 and 4,722.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,126.09 : 4,722.05 = 4,722.05 : x
2. Step 2: Convert to fraction form
   3,126.09/4,722.05 = 4,722.05/x
3. Step 3: Cross multiply
   3,126.09x = 4,722.05 × 4,722.05
4. Step 4: Simplify right side
   3,126.09x = 22,297,726.69
5. Step 5: Solve for x
   x = 22,297,726.69/3,126.09
6. Step 6: Final answer
   x = 7,132.78