Finding the Third Proportional to 50,987.25 and 71,673.75

Step by Step Solution

1. Step 1: Write the proportion equation
   50,987.25 : 71,673.75 = 71,673.75 : x
2. Step 2: Convert to fraction form
   50,987.25/71,673.75 = 71,673.75/x
3. Step 3: Cross multiply
   50,987.25x = 71,673.75 × 71,673.75
4. Step 4: Simplify right side
   50,987.25x = 5,137,126,439.06
5. Step 5: Solve for x
   x = 5,137,126,439.06/50,987.25
6. Step 6: Final answer
   x = 100,753.16