Finding the Third Proportional to 2,880,418 and 4,328,281

Step by Step Solution

1. Step 1: Write the proportion equation
   2,880,418 : 4,328,281 = 4,328,281 : x
2. Step 2: Convert to fraction form
   2,880,418/4,328,281 = 4,328,281/x
3. Step 3: Cross multiply
   2,880,418x = 4,328,281 × 4,328,281
4. Step 4: Simplify right side
   2,880,418x = 18,734,016,414,961
5. Step 5: Solve for x
   x = 18,734,016,414,961/2,880,418
6. Step 6: Final answer
   x = 6,503,922.84