Finding the Third Proportional to 1,249,110 and 2,687,670

Step by Step Solution

1. Step 1: Write the proportion equation
   1,249,110 : 2,687,670 = 2,687,670 : x
2. Step 2: Convert to fraction form
   1,249,110/2,687,670 = 2,687,670/x
3. Step 3: Cross multiply
   1,249,110x = 2,687,670 × 2,687,670
4. Step 4: Simplify right side
   1,249,110x = 7,223,570,028,900
5. Step 5: Solve for x
   x = 7,223,570,028,900/1,249,110
6. Step 6: Final answer
   x = 5,782,973.50