Finding the Third Proportional to 2,109,200 and 4,550,176

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,200 : 4,550,176 = 4,550,176 : x
2. Step 2: Convert to fraction form
   2,109,200/4,550,176 = 4,550,176/x
3. Step 3: Cross multiply
   2,109,200x = 4,550,176 × 4,550,176
4. Step 4: Simplify right side
   2,109,200x = 20,704,101,630,976
5. Step 5: Solve for x
   x = 20,704,101,630,976/2,109,200
6. Step 6: Final answer
   x = 9,816,092.18