Finding the Third Proportional to 302,406 and 635,833.50

Step by Step Solution

1. Step 1: Write the proportion equation
   302,406 : 635,833.50 = 635,833.50 : x
2. Step 2: Convert to fraction form
   302,406/635,833.50 = 635,833.50/x
3. Step 3: Cross multiply
   302,406x = 635,833.50 × 635,833.50
4. Step 4: Simplify right side
   302,406x = 404,284,239,722.25
5. Step 5: Solve for x
   x = 404,284,239,722.25/302,406
6. Step 6: Final answer
   x = 1,336,892.26