Finding the Third Proportional to 1,427,412 and 2,212,833

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427,412 : 2,212,833 = 2,212,833 : x
2. Step 2: Convert to fraction form
   1,427,412/2,212,833 = 2,212,833/x
3. Step 3: Cross multiply
   1,427,412x = 2,212,833 × 2,212,833
4. Step 4: Simplify right side
   1,427,412x = 4,896,629,885,889
5. Step 5: Solve for x
   x = 4,896,629,885,889/1,427,412
6. Step 6: Final answer
   x = 3,430,425.05