Finding the Third Proportional to 1,103,858 and 1,619,438

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,858 : 1,619,438 = 1,619,438 : x
2. Step 2: Convert to fraction form
   1,103,858/1,619,438 = 1,619,438/x
3. Step 3: Cross multiply
   1,103,858x = 1,619,438 × 1,619,438
4. Step 4: Simplify right side
   1,103,858x = 2,622,579,435,844
5. Step 5: Solve for x
   x = 2,622,579,435,844/1,103,858
6. Step 6: Final answer
   x = 2,375,830.44