Finding the Third Proportional to 1,442,760 and 2,251,478

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,760 : 2,251,478 = 2,251,478 : x
2. Step 2: Convert to fraction form
   1,442,760/2,251,478 = 2,251,478/x
3. Step 3: Cross multiply
   1,442,760x = 2,251,478 × 2,251,478
4. Step 4: Simplify right side
   1,442,760x = 5,069,153,184,484
5. Step 5: Solve for x
   x = 5,069,153,184,484/1,442,760
6. Step 6: Final answer
   x = 3,513,511.04