Finding the Third Proportional to 1,055,139.50 and 2,147,568

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,139.50 : 2,147,568 = 2,147,568 : x
2. Step 2: Convert to fraction form
   1,055,139.50/2,147,568 = 2,147,568/x
3. Step 3: Cross multiply
   1,055,139.50x = 2,147,568 × 2,147,568
4. Step 4: Simplify right side
   1,055,139.50x = 4,612,048,314,624
5. Step 5: Solve for x
   x = 4,612,048,314,624/1,055,139.50
6. Step 6: Final answer
   x = 4,371,031.81