Finding the Third Proportional to 1,019,360 and 1,619,442

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019,360 : 1,619,442 = 1,619,442 : x
2. Step 2: Convert to fraction form
   1,019,360/1,619,442 = 1,619,442/x
3. Step 3: Cross multiply
   1,019,360x = 1,619,442 × 1,619,442
4. Step 4: Simplify right side
   1,019,360x = 2,622,592,391,364
5. Step 5: Solve for x
   x = 2,622,592,391,364/1,019,360
6. Step 6: Final answer
   x = 2,572,783.31