Finding the Third Proportional to 132,109.50 and 294,474

Step by Step Solution

1. Step 1: Write the proportion equation
   132,109.50 : 294,474 = 294,474 : x
2. Step 2: Convert to fraction form
   132,109.50/294,474 = 294,474/x
3. Step 3: Cross multiply
   132,109.50x = 294,474 × 294,474
4. Step 4: Simplify right side
   132,109.50x = 86,714,936,676
5. Step 5: Solve for x
   x = 86,714,936,676/132,109.50
6. Step 6: Final answer
   x = 656,386.84