Finding the Third Proportional to 4,555,780 and 6,408,276

Step by Step Solution

1. Step 1: Write the proportion equation
   4,555,780 : 6,408,276 = 6,408,276 : x
2. Step 2: Convert to fraction form
   4,555,780/6,408,276 = 6,408,276/x
3. Step 3: Cross multiply
   4,555,780x = 6,408,276 × 6,408,276
4. Step 4: Simplify right side
   4,555,780x = 41,066,001,292,176
5. Step 5: Solve for x
   x = 41,066,001,292,176/4,555,780
6. Step 6: Final answer
   x = 9,014,043.98