Finding the Third Proportional to 2,245,285.83 and 3,518,138.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245,285.83 : 3,518,138.81 = 3,518,138.81 : x
2. Step 2: Convert to fraction form
   2,245,285.83/3,518,138.81 = 3,518,138.81/x
3. Step 3: Cross multiply
   2,245,285.83x = 3,518,138.81 × 3,518,138.81
4. Step 4: Simplify right side
   2,245,285.83x = 12,377,300,704,018.91
5. Step 5: Solve for x
   x = 12,377,300,704,018.91/2,245,285.83
6. Step 6: Final answer
   x = 5,512,572.41