Finding the Third Proportional to 162,261 and 355,060.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,261 : 355,060.50 = 355,060.50 : x
2. Step 2: Convert to fraction form
   162,261/355,060.50 = 355,060.50/x
3. Step 3: Cross multiply
   162,261x = 355,060.50 × 355,060.50
4. Step 4: Simplify right side
   162,261x = 126,067,958,660.25
5. Step 5: Solve for x
   x = 126,067,958,660.25/162,261
6. Step 6: Final answer
   x = 776,945.53