Finding the Third Proportional to 1,023,458 and 1,619,427

Step by Step Solution

1. Step 1: Write the proportion equation
   1,023,458 : 1,619,427 = 1,619,427 : x
2. Step 2: Convert to fraction form
   1,023,458/1,619,427 = 1,619,427/x
3. Step 3: Cross multiply
   1,023,458x = 1,619,427 × 1,619,427
4. Step 4: Simplify right side
   1,023,458x = 2,622,543,808,329
5. Step 5: Solve for x
   x = 2,622,543,808,329/1,023,458
6. Step 6: Final answer
   x = 2,562,434.23