Finding the Third Proportional to 66,648 and 141,932

Step by Step Solution

1. Step 1: Write the proportion equation
   66,648 : 141,932 = 141,932 : x
2. Step 2: Convert to fraction form
   66,648/141,932 = 141,932/x
3. Step 3: Cross multiply
   66,648x = 141,932 × 141,932
4. Step 4: Simplify right side
   66,648x = 20,144,692,624
5. Step 5: Solve for x
   x = 20,144,692,624/66,648
6. Step 6: Final answer
   x = 302,255.02