Finding the Third Proportional to 3,563,602 and 7,800,656

Step by Step Solution

1. Step 1: Write the proportion equation
   3,563,602 : 7,800,656 = 7,800,656 : x
2. Step 2: Convert to fraction form
   3,563,602/7,800,656 = 7,800,656/x
3. Step 3: Cross multiply
   3,563,602x = 7,800,656 × 7,800,656
4. Step 4: Simplify right side
   3,563,602x = 60,850,234,030,336
5. Step 5: Solve for x
   x = 60,850,234,030,336/3,563,602
6. Step 6: Final answer
   x = 17,075,485.43