Finding the Third Proportional to 3,670,157 and 5,643,775

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,157 : 5,643,775 = 5,643,775 : x
2. Step 2: Convert to fraction form
   3,670,157/5,643,775 = 5,643,775/x
3. Step 3: Cross multiply
   3,670,157x = 5,643,775 × 5,643,775
4. Step 4: Simplify right side
   3,670,157x = 31,852,196,250,625
5. Step 5: Solve for x
   x = 31,852,196,250,625/3,670,157
6. Step 6: Final answer
   x = 8,678,701.28