Finding the Third Proportional to 134,761.50 and 206,244

Step by Step Solution

1. Step 1: Write the proportion equation
   134,761.50 : 206,244 = 206,244 : x
2. Step 2: Convert to fraction form
   134,761.50/206,244 = 206,244/x
3. Step 3: Cross multiply
   134,761.50x = 206,244 × 206,244
4. Step 4: Simplify right side
   134,761.50x = 42,536,587,536
5. Step 5: Solve for x
   x = 42,536,587,536/134,761.50
6. Step 6: Final answer
   x = 315,643.47