Finding the Third Proportional to 851,642 and 1,854,484

Step by Step Solution

1. Step 1: Write the proportion equation
   851,642 : 1,854,484 = 1,854,484 : x
2. Step 2: Convert to fraction form
   851,642/1,854,484 = 1,854,484/x
3. Step 3: Cross multiply
   851,642x = 1,854,484 × 1,854,484
4. Step 4: Simplify right side
   851,642x = 3,439,110,906,256
5. Step 5: Solve for x
   x = 3,439,110,906,256/851,642
6. Step 6: Final answer
   x = 4,038,211.96