Finding the Third Proportional to 1,861,840 and 4,055,452

Step by Step Solution

1. Step 1: Write the proportion equation
   1,861,840 : 4,055,452 = 4,055,452 : x
2. Step 2: Convert to fraction form
   1,861,840/4,055,452 = 4,055,452/x
3. Step 3: Cross multiply
   1,861,840x = 4,055,452 × 4,055,452
4. Step 4: Simplify right side
   1,861,840x = 16,446,690,924,304
5. Step 5: Solve for x
   x = 16,446,690,924,304/1,861,840
6. Step 6: Final answer
   x = 8,833,568.36