Finding the Third Proportional to 1,055,143 and 2,147,574

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,143 : 2,147,574 = 2,147,574 : x
2. Step 2: Convert to fraction form
   1,055,143/2,147,574 = 2,147,574/x
3. Step 3: Cross multiply
   1,055,143x = 2,147,574 × 2,147,574
4. Step 4: Simplify right side
   1,055,143x = 4,612,074,085,476
5. Step 5: Solve for x
   x = 4,612,074,085,476/1,055,143
6. Step 6: Final answer
   x = 4,371,041.73