Finding the Third Proportional to 71,444 and 100,638

Step by Step Solution

1. Step 1: Write the proportion equation
   71,444 : 100,638 = 100,638 : x
2. Step 2: Convert to fraction form
   71,444/100,638 = 100,638/x
3. Step 3: Cross multiply
   71,444x = 100,638 × 100,638
4. Step 4: Simplify right side
   71,444x = 10,128,007,044
5. Step 5: Solve for x
   x = 10,128,007,044/71,444
6. Step 6: Final answer
   x = 141,761.48