Finding the Third Proportional to 2,621,421 and 3,541,704

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621,421 : 3,541,704 = 3,541,704 : x
2. Step 2: Convert to fraction form
   2,621,421/3,541,704 = 3,541,704/x
3. Step 3: Cross multiply
   2,621,421x = 3,541,704 × 3,541,704
4. Step 4: Simplify right side
   2,621,421x = 12,543,667,223,616
5. Step 5: Solve for x
   x = 12,543,667,223,616/2,621,421
6. Step 6: Final answer
   x = 4,785,063.99