Finding the Fourth Proportional to 2,453,185.42, 3,680,259.54 and 855,800.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453,185.42 : 3,680,259.54 = 855,800.62 : x
2. Step 2: Convert to fraction form
   2,453,185.42/3,680,259.54 = 855,800.62/x
3. Step 3: Cross multiply
   2,453,185.42x = 3,680,259.54 × 855,800.62
4. Step 4: Simplify right side
   2,453,185.42x = 3,149,568,396,092.92
5. Step 5: Solve for x
   x = 3,149,568,396,092.92/2,453,185.42
6. Step 6: Final answer
   x = 1,283,868.87