Finding the Third Proportional to 71,704.50 and 100,291.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,704.50 : 100,291.50 = 100,291.50 : x
2. Step 2: Convert to fraction form
   71,704.50/100,291.50 = 100,291.50/x
3. Step 3: Cross multiply
   71,704.50x = 100,291.50 × 100,291.50
4. Step 4: Simplify right side
   71,704.50x = 10,058,384,972.25
5. Step 5: Solve for x
   x = 10,058,384,972.25/71,704.50
6. Step 6: Final answer
   x = 140,275.51