Finding the Third Proportional to 2,507,090 and 3,819,405

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507,090 : 3,819,405 = 3,819,405 : x
2. Step 2: Convert to fraction form
   2,507,090/3,819,405 = 3,819,405/x
3. Step 3: Cross multiply
   2,507,090x = 3,819,405 × 3,819,405
4. Step 4: Simplify right side
   2,507,090x = 14,587,854,554,025
5. Step 5: Solve for x
   x = 14,587,854,554,025/2,507,090
6. Step 6: Final answer
   x = 5,818,640.16