Finding the Third Proportional to 91,336 and 200,132

Step by Step Solution

1. Step 1: Write the proportion equation
   91,336 : 200,132 = 200,132 : x
2. Step 2: Convert to fraction form
   91,336/200,132 = 200,132/x
3. Step 3: Cross multiply
   91,336x = 200,132 × 200,132
4. Step 4: Simplify right side
   91,336x = 40,052,817,424
5. Step 5: Solve for x
   x = 40,052,817,424/91,336
6. Step 6: Final answer
   x = 438,521.69