Finding the Third Proportional to 1,296,864 and 1,940,112

Step by Step Solution

1. Step 1: Write the proportion equation
   1,296,864 : 1,940,112 = 1,940,112 : x
2. Step 2: Convert to fraction form
   1,296,864/1,940,112 = 1,940,112/x
3. Step 3: Cross multiply
   1,296,864x = 1,940,112 × 1,940,112
4. Step 4: Simplify right side
   1,296,864x = 3,764,034,572,544
5. Step 5: Solve for x
   x = 3,764,034,572,544/1,296,864
6. Step 6: Final answer
   x = 2,902,412.72