Finding the Third Proportional to 503,644.38 and 1,036,813

Step by Step Solution

1. Step 1: Write the proportion equation
   503,644.38 : 1,036,813 = 1,036,813 : x
2. Step 2: Convert to fraction form
   503,644.38/1,036,813 = 1,036,813/x
3. Step 3: Cross multiply
   503,644.38x = 1,036,813 × 1,036,813
4. Step 4: Simplify right side
   503,644.38x = 1,074,981,196,969
5. Step 5: Solve for x
   x = 1,074,981,196,969/503,644.38
6. Step 6: Final answer
   x = 2,134,405.25