Finding the Third Proportional to 2,621,405 and 3,541,681

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621,405 : 3,541,681 = 3,541,681 : x
2. Step 2: Convert to fraction form
   2,621,405/3,541,681 = 3,541,681/x
3. Step 3: Cross multiply
   2,621,405x = 3,541,681 × 3,541,681
4. Step 4: Simplify right side
   2,621,405x = 12,543,504,305,761
5. Step 5: Solve for x
   x = 12,543,504,305,761/2,621,405
6. Step 6: Final answer
   x = 4,785,031.04