Finding the Third Proportional to 1,436,247 and 2,126,639

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436,247 : 2,126,639 = 2,126,639 : x
2. Step 2: Convert to fraction form
   1,436,247/2,126,639 = 2,126,639/x
3. Step 3: Cross multiply
   1,436,247x = 2,126,639 × 2,126,639
4. Step 4: Simplify right side
   1,436,247x = 4,522,593,436,321
5. Step 5: Solve for x
   x = 4,522,593,436,321/1,436,247
6. Step 6: Final answer
   x = 3,148,896.70