Finding the Third Proportional to 1,311,226 and 2,025,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,311,226 : 2,025,072 = 2,025,072 : x
2. Step 2: Convert to fraction form
   1,311,226/2,025,072 = 2,025,072/x
3. Step 3: Cross multiply
   1,311,226x = 2,025,072 × 2,025,072
4. Step 4: Simplify right side
   1,311,226x = 4,100,916,605,184
5. Step 5: Solve for x
   x = 4,100,916,605,184/1,311,226
6. Step 6: Final answer
   x = 3,127,543.69