Finding the Third Proportional to 1,312,740 and 1,966,923

Step by Step Solution

1. Step 1: Write the proportion equation
   1,312,740 : 1,966,923 = 1,966,923 : x
2. Step 2: Convert to fraction form
   1,312,740/1,966,923 = 1,966,923/x
3. Step 3: Cross multiply
   1,312,740x = 1,966,923 × 1,966,923
4. Step 4: Simplify right side
   1,312,740x = 3,868,786,087,929
5. Step 5: Solve for x
   x = 3,868,786,087,929/1,312,740
6. Step 6: Final answer
   x = 2,947,107.64