Finding the Third Proportional to 1,854,828 and 3,908,915

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,828 : 3,908,915 = 3,908,915 : x
2. Step 2: Convert to fraction form
   1,854,828/3,908,915 = 3,908,915/x
3. Step 3: Cross multiply
   1,854,828x = 3,908,915 × 3,908,915
4. Step 4: Simplify right side
   1,854,828x = 15,279,616,477,225
5. Step 5: Solve for x
   x = 15,279,616,477,225/1,854,828
6. Step 6: Final answer
   x = 8,237,753.84