Finding the Third Proportional to 2,859,626 and 4,201,878

Step by Step Solution

1. Step 1: Write the proportion equation
   2,859,626 : 4,201,878 = 4,201,878 : x
2. Step 2: Convert to fraction form
   2,859,626/4,201,878 = 4,201,878/x
3. Step 3: Cross multiply
   2,859,626x = 4,201,878 × 4,201,878
4. Step 4: Simplify right side
   2,859,626x = 17,655,778,726,884
5. Step 5: Solve for x
   x = 17,655,778,726,884/2,859,626
6. Step 6: Final answer
   x = 6,174,156.59