Finding the Third Proportional to 3,155,294 and 4,511,685

Step by Step Solution

1. Step 1: Write the proportion equation
   3,155,294 : 4,511,685 = 4,511,685 : x
2. Step 2: Convert to fraction form
   3,155,294/4,511,685 = 4,511,685/x
3. Step 3: Cross multiply
   3,155,294x = 4,511,685 × 4,511,685
4. Step 4: Simplify right side
   3,155,294x = 20,355,301,539,225
5. Step 5: Solve for x
   x = 20,355,301,539,225/3,155,294
6. Step 6: Final answer
   x = 6,451,158.45