Finding the Fourth Proportional to 3,375.78, 5,051.33 and 2,054.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,375.78 : 5,051.33 = 2,054.71 : x
2. Step 2: Convert to fraction form
   3,375.78/5,051.33 = 2,054.71/x
3. Step 3: Cross multiply
   3,375.78x = 5,051.33 × 2,054.71
4. Step 4: Simplify right side
   3,375.78x = 10,379,022.01
5. Step 5: Solve for x
   x = 10,379,022.01/3,375.78
6. Step 6: Final answer
   x = 3,074.56