Finding the Fourth Proportional to 5,844.69, 8,066.39 and 3,486.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,844.69 : 8,066.39 = 3,486.78 : x
2. Step 2: Convert to fraction form
   5,844.69/8,066.39 = 3,486.78/x
3. Step 3: Cross multiply
   5,844.69x = 8,066.39 × 3,486.78
4. Step 4: Simplify right side
   5,844.69x = 28,125,709.89
5. Step 5: Solve for x
   x = 28,125,709.89/5,844.69
6. Step 6: Final answer
   x = 4,812.18