Finding the Third Proportional to 1,263,342 and 1,943,808

Step by Step Solution

1. Step 1: Write the proportion equation
   1,263,342 : 1,943,808 = 1,943,808 : x
2. Step 2: Convert to fraction form
   1,263,342/1,943,808 = 1,943,808/x
3. Step 3: Cross multiply
   1,263,342x = 1,943,808 × 1,943,808
4. Step 4: Simplify right side
   1,263,342x = 3,778,389,540,864
5. Step 5: Solve for x
   x = 3,778,389,540,864/1,263,342
6. Step 6: Final answer
   x = 2,990,789.15