Finding the Fourth Proportional to 3,649,934.78, 5,036,942.61 and 2,018,451.90

Step by Step Solution

1. Step 1: Write the proportion equation
   3,649,934.78 : 5,036,942.61 = 2,018,451.90 : x
2. Step 2: Convert to fraction form
   3,649,934.78/5,036,942.61 = 2,018,451.90/x
3. Step 3: Cross multiply
   3,649,934.78x = 5,036,942.61 × 2,018,451.90
4. Step 4: Simplify right side
   3,649,934.78x = 10,166,826,381,345.46
5. Step 5: Solve for x
   x = 10,166,826,381,345.46/3,649,934.78
6. Step 6: Final answer
   x = 2,785,481.66