Finding the Third Proportional to 1,854,600 and 3,954,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854,600 : 3,954,156 = 3,954,156 : x
2. Step 2: Convert to fraction form
   1,854,600/3,954,156 = 3,954,156/x
3. Step 3: Cross multiply
   1,854,600x = 3,954,156 × 3,954,156
4. Step 4: Simplify right side
   1,854,600x = 15,635,349,672,336
5. Step 5: Solve for x
   x = 15,635,349,672,336/1,854,600
6. Step 6: Final answer
   x = 8,430,577.85