Finding the Third Proportional to 1,675,428 and 3,658,105

Step by Step Solution

1. Step 1: Write the proportion equation
   1,675,428 : 3,658,105 = 3,658,105 : x
2. Step 2: Convert to fraction form
   1,675,428/3,658,105 = 3,658,105/x
3. Step 3: Cross multiply
   1,675,428x = 3,658,105 × 3,658,105
4. Step 4: Simplify right side
   1,675,428x = 13,381,732,191,025
5. Step 5: Solve for x
   x = 13,381,732,191,025/1,675,428
6. Step 6: Final answer
   x = 7,987,052.97