Finding the Third Proportional to 738,346 and 1,139,018

Step by Step Solution

1. Step 1: Write the proportion equation
   738,346 : 1,139,018 = 1,139,018 : x
2. Step 2: Convert to fraction form
   738,346/1,139,018 = 1,139,018/x
3. Step 3: Cross multiply
   738,346x = 1,139,018 × 1,139,018
4. Step 4: Simplify right side
   738,346x = 1,297,362,004,324
5. Step 5: Solve for x
   x = 1,297,362,004,324/738,346
6. Step 6: Final answer
   x = 1,757,119.30