Finding the Third Proportional to 28,048 and 43,422

Step by Step Solution

1. Step 1: Write the proportion equation
   28,048 : 43,422 = 43,422 : x
2. Step 2: Convert to fraction form
   28,048/43,422 = 43,422/x
3. Step 3: Cross multiply
   28,048x = 43,422 × 43,422
4. Step 4: Simplify right side
   28,048x = 1,885,470,084
5. Step 5: Solve for x
   x = 1,885,470,084/28,048
6. Step 6: Final answer
   x = 67,222.98