Finding the Third Proportional to 3,315,602 and 4,864,611

Step by Step Solution

1. Step 1: Write the proportion equation
   3,315,602 : 4,864,611 = 4,864,611 : x
2. Step 2: Convert to fraction form
   3,315,602/4,864,611 = 4,864,611/x
3. Step 3: Cross multiply
   3,315,602x = 4,864,611 × 4,864,611
4. Step 4: Simplify right side
   3,315,602x = 23,664,440,181,321
5. Step 5: Solve for x
   x = 23,664,440,181,321/3,315,602
6. Step 6: Final answer
   x = 7,137,298.20