Finding the Third Proportional to 1,436,245 and 2,126,636

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436,245 : 2,126,636 = 2,126,636 : x
2. Step 2: Convert to fraction form
   1,436,245/2,126,636 = 2,126,636/x
3. Step 3: Cross multiply
   1,436,245x = 2,126,636 × 2,126,636
4. Step 4: Simplify right side
   1,436,245x = 4,522,580,676,496
5. Step 5: Solve for x
   x = 4,522,580,676,496/1,436,245
6. Step 6: Final answer
   x = 3,148,892.20