Finding the Third Proportional to 11,872 and 28,736

Step by Step Solution

1. Step 1: Write the proportion equation
   11,872 : 28,736 = 28,736 : x
2. Step 2: Convert to fraction form
   11,872/28,736 = 28,736/x
3. Step 3: Cross multiply
   11,872x = 28,736 × 28,736
4. Step 4: Simplify right side
   11,872x = 825,757,696
5. Step 5: Solve for x
   x = 825,757,696/11,872
6. Step 6: Final answer
   x = 69,555.06