Finding the Fourth Proportional to 2,280,179.42, 3,145,883.55 and 1,313,290.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280,179.42 : 3,145,883.55 = 1,313,290.34 : x
2. Step 2: Convert to fraction form
   2,280,179.42/3,145,883.55 = 1,313,290.34/x
3. Step 3: Cross multiply
   2,280,179.42x = 3,145,883.55 × 1,313,290.34
4. Step 4: Simplify right side
   2,280,179.42x = 4,131,458,476,979.91
5. Step 5: Solve for x
   x = 4,131,458,476,979.91/2,280,179.42
6. Step 6: Final answer
   x = 1,811,900.61