Finding the Third Proportional to 1,139,585 and 2,431,714

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,585 : 2,431,714 = 2,431,714 : x
2. Step 2: Convert to fraction form
   1,139,585/2,431,714 = 2,431,714/x
3. Step 3: Cross multiply
   1,139,585x = 2,431,714 × 2,431,714
4. Step 4: Simplify right side
   1,139,585x = 5,913,232,977,796
5. Step 5: Solve for x
   x = 5,913,232,977,796/1,139,585
6. Step 6: Final answer
   x = 5,188,935.43