Finding the Third Proportional to 508,403 and 1,105,339

Step by Step Solution

1. Step 1: Write the proportion equation
   508,403 : 1,105,339 = 1,105,339 : x
2. Step 2: Convert to fraction form
   508,403/1,105,339 = 1,105,339/x
3. Step 3: Cross multiply
   508,403x = 1,105,339 × 1,105,339
4. Step 4: Simplify right side
   508,403x = 1,221,774,304,921
5. Step 5: Solve for x
   x = 1,221,774,304,921/508,403
6. Step 6: Final answer
   x = 2,403,161.08