Finding the Third Proportional to 1,855,577 and 3,954,154

Step by Step Solution

1. Step 1: Write the proportion equation
   1,855,577 : 3,954,154 = 3,954,154 : x
2. Step 2: Convert to fraction form
   1,855,577/3,954,154 = 3,954,154/x
3. Step 3: Cross multiply
   1,855,577x = 3,954,154 × 3,954,154
4. Step 4: Simplify right side
   1,855,577x = 15,635,333,855,716
5. Step 5: Solve for x
   x = 15,635,333,855,716/1,855,577
6. Step 6: Final answer
   x = 8,426,130.45