Finding the Third Proportional to 2,857,064 and 4,322,460

Step by Step Solution

1. Step 1: Write the proportion equation
   2,857,064 : 4,322,460 = 4,322,460 : x
2. Step 2: Convert to fraction form
   2,857,064/4,322,460 = 4,322,460/x
3. Step 3: Cross multiply
   2,857,064x = 4,322,460 × 4,322,460
4. Step 4: Simplify right side
   2,857,064x = 18,683,660,451,600
5. Step 5: Solve for x
   x = 18,683,660,451,600/2,857,064
6. Step 6: Final answer
   x = 6,539,461.65