Finding the Third Proportional to 2,054,240 and 4,580,560

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054,240 : 4,580,560 = 4,580,560 : x
2. Step 2: Convert to fraction form
   2,054,240/4,580,560 = 4,580,560/x
3. Step 3: Cross multiply
   2,054,240x = 4,580,560 × 4,580,560
4. Step 4: Simplify right side
   2,054,240x = 20,981,529,913,600
5. Step 5: Solve for x
   x = 20,981,529,913,600/2,054,240
6. Step 6: Final answer
   x = 10,213,767.58