Finding the Third Proportional to 50,986.55 and 109,351.69

Step by Step Solution

1. Step 1: Write the proportion equation
   50,986.55 : 109,351.69 = 109,351.69 : x
2. Step 2: Convert to fraction form
   50,986.55/109,351.69 = 109,351.69/x
3. Step 3: Cross multiply
   50,986.55x = 109,351.69 × 109,351.69
4. Step 4: Simplify right side
   50,986.55x = 11,957,791,559.10
5. Step 5: Solve for x
   x = 11,957,791,559.10/50,986.55
6. Step 6: Final answer
   x = 234,528.37