Finding the Third Proportional to 46,142 and 70,736

Step by Step Solution

1. Step 1: Write the proportion equation
   46,142 : 70,736 = 70,736 : x
2. Step 2: Convert to fraction form
   46,142/70,736 = 70,736/x
3. Step 3: Cross multiply
   46,142x = 70,736 × 70,736
4. Step 4: Simplify right side
   46,142x = 5,003,581,696
5. Step 5: Solve for x
   x = 5,003,581,696/46,142
6. Step 6: Final answer
   x = 108,438.77