Finding the Third Proportional to 28,642 and 43,016

Step by Step Solution

1. Step 1: Write the proportion equation
   28,642 : 43,016 = 43,016 : x
2. Step 2: Convert to fraction form
   28,642/43,016 = 43,016/x
3. Step 3: Cross multiply
   28,642x = 43,016 × 43,016
4. Step 4: Simplify right side
   28,642x = 1,850,376,256
5. Step 5: Solve for x
   x = 1,850,376,256/28,642
6. Step 6: Final answer
   x = 64,603.60