Finding the Third Proportional to 506,406 and 1,109,436

Step by Step Solution

1. Step 1: Write the proportion equation
   506,406 : 1,109,436 = 1,109,436 : x
2. Step 2: Convert to fraction form
   506,406/1,109,436 = 1,109,436/x
3. Step 3: Cross multiply
   506,406x = 1,109,436 × 1,109,436
4. Step 4: Simplify right side
   506,406x = 1,230,848,238,096
5. Step 5: Solve for x
   x = 1,230,848,238,096/506,406
6. Step 6: Final answer
   x = 2,430,556.19