Finding the Third Proportional to 138,042 and 301,932

Step by Step Solution

1. Step 1: Write the proportion equation
   138,042 : 301,932 = 301,932 : x
2. Step 2: Convert to fraction form
   138,042/301,932 = 301,932/x
3. Step 3: Cross multiply
   138,042x = 301,932 × 301,932
4. Step 4: Simplify right side
   138,042x = 91,162,932,624
5. Step 5: Solve for x
   x = 91,162,932,624/138,042
6. Step 6: Final answer
   x = 660,399.97