Finding the Third Proportional to 1,121,712 and 2,446,428

Step by Step Solution

1. Step 1: Write the proportion equation
   1,121,712 : 2,446,428 = 2,446,428 : x
2. Step 2: Convert to fraction form
   1,121,712/2,446,428 = 2,446,428/x
3. Step 3: Cross multiply
   1,121,712x = 2,446,428 × 2,446,428
4. Step 4: Simplify right side
   1,121,712x = 5,985,009,959,184
5. Step 5: Solve for x
   x = 5,985,009,959,184/1,121,712
6. Step 6: Final answer
   x = 5,335,603.04