Finding the Third Proportional to 55,744 and 86,350

Step by Step Solution

1. Step 1: Write the proportion equation
   55,744 : 86,350 = 86,350 : x
2. Step 2: Convert to fraction form
   55,744/86,350 = 86,350/x
3. Step 3: Cross multiply
   55,744x = 86,350 × 86,350
4. Step 4: Simplify right side
   55,744x = 7,456,322,500
5. Step 5: Solve for x
   x = 7,456,322,500/55,744
6. Step 6: Final answer
   x = 133,760.09