Finding the Fourth Proportional to 3,627.58, 5,005.78 and 2,055.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,627.58 : 5,005.78 = 2,055.78 : x
2. Step 2: Convert to fraction form
   3,627.58/5,005.78 = 2,055.78/x
3. Step 3: Cross multiply
   3,627.58x = 5,005.78 × 2,055.78
4. Step 4: Simplify right side
   3,627.58x = 10,290,782.41
5. Step 5: Solve for x
   x = 10,290,782.41/3,627.58
6. Step 6: Final answer
   x = 2,836.82