Finding the Third Proportional to 1,486,518 and 2,243,709

Step by Step Solution

1. Step 1: Write the proportion equation
   1,486,518 : 2,243,709 = 2,243,709 : x
2. Step 2: Convert to fraction form
   1,486,518/2,243,709 = 2,243,709/x
3. Step 3: Cross multiply
   1,486,518x = 2,243,709 × 2,243,709
4. Step 4: Simplify right side
   1,486,518x = 5,034,230,076,681
5. Step 5: Solve for x
   x = 5,034,230,076,681/1,486,518
6. Step 6: Final answer
   x = 3,386,592.07