Finding the Third Proportional to 42,954.50 and 65,707.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,954.50 : 65,707.50 = 65,707.50 : x
2. Step 2: Convert to fraction form
   42,954.50/65,707.50 = 65,707.50/x
3. Step 3: Cross multiply
   42,954.50x = 65,707.50 × 65,707.50
4. Step 4: Simplify right side
   42,954.50x = 4,317,475,556.25
5. Step 5: Solve for x
   x = 4,317,475,556.25/42,954.50
6. Step 6: Final answer
   x = 100,512.76