Finding the Third Proportional to 1,631,624 and 3,499,438

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631,624 : 3,499,438 = 3,499,438 : x
2. Step 2: Convert to fraction form
   1,631,624/3,499,438 = 3,499,438/x
3. Step 3: Cross multiply
   1,631,624x = 3,499,438 × 3,499,438
4. Step 4: Simplify right side
   1,631,624x = 12,246,066,315,844
5. Step 5: Solve for x
   x = 12,246,066,315,844/1,631,624
6. Step 6: Final answer
   x = 7,505,446.30