Finding the Third Proportional to 508,436 and 1,105,404

Step by Step Solution

1. Step 1: Write the proportion equation
   508,436 : 1,105,404 = 1,105,404 : x
2. Step 2: Convert to fraction form
   508,436/1,105,404 = 1,105,404/x
3. Step 3: Cross multiply
   508,436x = 1,105,404 × 1,105,404
4. Step 4: Simplify right side
   508,436x = 1,221,918,003,216
5. Step 5: Solve for x
   x = 1,221,918,003,216/508,436
6. Step 6: Final answer
   x = 2,403,287.74