Finding the Third Proportional to 1,854,828 and 3,908,916

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,828 : 3,908,916 = 3,908,916 : x
2. Step 2: Convert to fraction form
   1,854,828/3,908,916 = 3,908,916/x
3. Step 3: Cross multiply
   1,854,828x = 3,908,916 × 3,908,916
4. Step 4: Simplify right side
   1,854,828x = 15,279,624,295,056
5. Step 5: Solve for x
   x = 15,279,624,295,056/1,854,828
6. Step 6: Final answer
   x = 8,237,758.05