Finding the Third Proportional to 1,854,593 and 3,954,142

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,593 : 3,954,142 = 3,954,142 : x
2. Step 2: Convert to fraction form
   1,854,593/3,954,142 = 3,954,142/x
3. Step 3: Cross multiply
   1,854,593x = 3,954,142 × 3,954,142
4. Step 4: Simplify right side
   1,854,593x = 15,635,238,956,164
5. Step 5: Solve for x
   x = 15,635,238,956,164/1,854,593
6. Step 6: Final answer
   x = 8,430,549.97