Finding the Third Proportional to 43,790 and 67,736

Step by Step Solution

1. Step 1: Write the proportion equation
   43,790 : 67,736 = 67,736 : x
2. Step 2: Convert to fraction form
   43,790/67,736 = 67,736/x
3. Step 3: Cross multiply
   43,790x = 67,736 × 67,736
4. Step 4: Simplify right side
   43,790x = 4,588,165,696
5. Step 5: Solve for x
   x = 4,588,165,696/43,790
6. Step 6: Final answer
   x = 104,776.56