Finding the Third Proportional to 2,820,350 and 4,296,621

Step by Step Solution

1. Step 1: Write the proportion equation
   2,820,350 : 4,296,621 = 4,296,621 : x
2. Step 2: Convert to fraction form
   2,820,350/4,296,621 = 4,296,621/x
3. Step 3: Cross multiply
   2,820,350x = 4,296,621 × 4,296,621
4. Step 4: Simplify right side
   2,820,350x = 18,460,952,017,641
5. Step 5: Solve for x
   x = 18,460,952,017,641/2,820,350
6. Step 6: Final answer
   x = 6,545,624.49