Finding the Third Proportional to 42,394 and 80,932

Step by Step Solution

1. Step 1: Write the proportion equation
   42,394 : 80,932 = 80,932 : x
2. Step 2: Convert to fraction form
   42,394/80,932 = 80,932/x
3. Step 3: Cross multiply
   42,394x = 80,932 × 80,932
4. Step 4: Simplify right side
   42,394x = 6,549,988,624
5. Step 5: Solve for x
   x = 6,549,988,624/42,394
6. Step 6: Final answer
   x = 154,502.73