Finding the Third Proportional to 126,900 and 200,796.75

Step by Step Solution

1. Step 1: Write the proportion equation
   126,900 : 200,796.75 = 200,796.75 : x
2. Step 2: Convert to fraction form
   126,900/200,796.75 = 200,796.75/x
3. Step 3: Cross multiply
   126,900x = 200,796.75 × 200,796.75
4. Step 4: Simplify right side
   126,900x = 40,319,334,810.56
5. Step 5: Solve for x
   x = 40,319,334,810.56/126,900
6. Step 6: Final answer
   x = 317,725.25