Finding the Third Proportional to 2,855,594 and 4,421,631

Step by Step Solution

1. Step 1: Write the proportion equation
   2,855,594 : 4,421,631 = 4,421,631 : x
2. Step 2: Convert to fraction form
   2,855,594/4,421,631 = 4,421,631/x
3. Step 3: Cross multiply
   2,855,594x = 4,421,631 × 4,421,631
4. Step 4: Simplify right side
   2,855,594x = 19,550,820,700,161
5. Step 5: Solve for x
   x = 19,550,820,700,161/2,855,594
6. Step 6: Final answer
   x = 6,846,498.73