Finding the Third Proportional to 18,340 and 37,648

Step by Step Solution

1. Step 1: Write the proportion equation
   18,340 : 37,648 = 37,648 : x
2. Step 2: Convert to fraction form
   18,340/37,648 = 37,648/x
3. Step 3: Cross multiply
   18,340x = 37,648 × 37,648
4. Step 4: Simplify right side
   18,340x = 1,417,371,904
5. Step 5: Solve for x
   x = 1,417,371,904/18,340
6. Step 6: Final answer
   x = 77,283.09