Finding the Third Proportional to 1,018,142 and 2,106,746

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,142 : 2,106,746 = 2,106,746 : x
2. Step 2: Convert to fraction form
   1,018,142/2,106,746 = 2,106,746/x
3. Step 3: Cross multiply
   1,018,142x = 2,106,746 × 2,106,746
4. Step 4: Simplify right side
   1,018,142x = 4,438,378,708,516
5. Step 5: Solve for x
   x = 4,438,378,708,516/1,018,142
6. Step 6: Final answer
   x = 4,359,292.43