Finding the Third Proportional to 2,839,932 and 4,289,466

Step by Step Solution

1. Step 1: Write the proportion equation
   2,839,932 : 4,289,466 = 4,289,466 : x
2. Step 2: Convert to fraction form
   2,839,932/4,289,466 = 4,289,466/x
3. Step 3: Cross multiply
   2,839,932x = 4,289,466 × 4,289,466
4. Step 4: Simplify right side
   2,839,932x = 18,399,518,565,156
5. Step 5: Solve for x
   x = 18,399,518,565,156/2,839,932
6. Step 6: Final answer
   x = 6,478,858.85