Finding the Third Proportional to 1,854,664 and 3,908,592

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,664 : 3,908,592 = 3,908,592 : x
2. Step 2: Convert to fraction form
   1,854,664/3,908,592 = 3,908,592/x
3. Step 3: Cross multiply
   1,854,664x = 3,908,592 × 3,908,592
4. Step 4: Simplify right side
   1,854,664x = 15,277,091,422,464
5. Step 5: Solve for x
   x = 15,277,091,422,464/1,854,664
6. Step 6: Final answer
   x = 8,237,120.81