Finding the Fourth Proportional to 3,858,017.88, 5,785,844.82 and 2,667,590.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,858,017.88 : 5,785,844.82 = 2,667,590.04 : x
2. Step 2: Convert to fraction form
   3,858,017.88/5,785,844.82 = 2,667,590.04/x
3. Step 3: Cross multiply
   3,858,017.88x = 5,785,844.82 × 2,667,590.04
4. Step 4: Simplify right side
   3,858,017.88x = 15,434,262,014,817.59
5. Step 5: Solve for x
   x = 15,434,262,014,817.59/3,858,017.88
6. Step 6: Final answer
   x = 4,000,567.78