Finding the Third Proportional to 1,418,421 and 3,073,110

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,421 : 3,073,110 = 3,073,110 : x
2. Step 2: Convert to fraction form
   1,418,421/3,073,110 = 3,073,110/x
3. Step 3: Cross multiply
   1,418,421x = 3,073,110 × 3,073,110
4. Step 4: Simplify right side
   1,418,421x = 9,444,005,072,100
5. Step 5: Solve for x
   x = 9,444,005,072,100/1,418,421
6. Step 6: Final answer
   x = 6,658,111.43