Finding the Third Proportional to 70,344 and 103,638

Step by Step Solution

1. Step 1: Write the proportion equation
   70,344 : 103,638 = 103,638 : x
2. Step 2: Convert to fraction form
   70,344/103,638 = 103,638/x
3. Step 3: Cross multiply
   70,344x = 103,638 × 103,638
4. Step 4: Simplify right side
   70,344x = 10,740,835,044
5. Step 5: Solve for x
   x = 10,740,835,044/70,344
6. Step 6: Final answer
   x = 152,690.14