Finding the Third Proportional to 1,340,226 and 2,921,427

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,226 : 2,921,427 = 2,921,427 : x
2. Step 2: Convert to fraction form
   1,340,226/2,921,427 = 2,921,427/x
3. Step 3: Cross multiply
   1,340,226x = 2,921,427 × 2,921,427
4. Step 4: Simplify right side
   1,340,226x = 8,534,735,716,329
5. Step 5: Solve for x
   x = 8,534,735,716,329/1,340,226
6. Step 6: Final answer
   x = 6,368,131.73