Finding the Third Proportional to 2,803,378 and 4,391,752

Step by Step Solution

1. Step 1: Write the proportion equation
   2,803,378 : 4,391,752 = 4,391,752 : x
2. Step 2: Convert to fraction form
   2,803,378/4,391,752 = 4,391,752/x
3. Step 3: Cross multiply
   2,803,378x = 4,391,752 × 4,391,752
4. Step 4: Simplify right side
   2,803,378x = 19,287,485,629,504
5. Step 5: Solve for x
   x = 19,287,485,629,504/2,803,378
6. Step 6: Final answer
   x = 6,880,087.39