Finding the Third Proportional to 1,674,129 and 3,626,412

Step by Step Solution

1. Step 1: Write the proportion equation
   1,674,129 : 3,626,412 = 3,626,412 : x
2. Step 2: Convert to fraction form
   1,674,129/3,626,412 = 3,626,412/x
3. Step 3: Cross multiply
   1,674,129x = 3,626,412 × 3,626,412
4. Step 4: Simplify right side
   1,674,129x = 13,150,863,993,744
5. Step 5: Solve for x
   x = 13,150,863,993,744/1,674,129
6. Step 6: Final answer
   x = 7,855,346.87