Finding the Third Proportional to 126,847 and 166,834.50

Step by Step Solution

1. Step 1: Write the proportion equation
   126,847 : 166,834.50 = 166,834.50 : x
2. Step 2: Convert to fraction form
   126,847/166,834.50 = 166,834.50/x
3. Step 3: Cross multiply
   126,847x = 166,834.50 × 166,834.50
4. Step 4: Simplify right side
   126,847x = 27,833,750,390.25
5. Step 5: Solve for x
   x = 27,833,750,390.25/126,847
6. Step 6: Final answer
   x = 219,427.74