Finding the Third Proportional to 200,336 and 301,272

Step by Step Solution

1. Step 1: Write the proportion equation
   200,336 : 301,272 = 301,272 : x
2. Step 2: Convert to fraction form
   200,336/301,272 = 301,272/x
3. Step 3: Cross multiply
   200,336x = 301,272 × 301,272
4. Step 4: Simplify right side
   200,336x = 90,764,817,984
5. Step 5: Solve for x
   x = 90,764,817,984/200,336
6. Step 6: Final answer
   x = 453,062.94