Finding the Third Proportional to 662,624 and 1,431,036

Step by Step Solution

1. Step 1: Write the proportion equation
   662,624 : 1,431,036 = 1,431,036 : x
2. Step 2: Convert to fraction form
   662,624/1,431,036 = 1,431,036/x
3. Step 3: Cross multiply
   662,624x = 1,431,036 × 1,431,036
4. Step 4: Simplify right side
   662,624x = 2,047,864,033,296
5. Step 5: Solve for x
   x = 2,047,864,033,296/662,624
6. Step 6: Final answer
   x = 3,090,537.07