Finding the Fourth Proportional to 2,900.41, 4,003.55 and 2,016.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900.41 : 4,003.55 = 2,016.25 : x
2. Step 2: Convert to fraction form
   2,900.41/4,003.55 = 2,016.25/x
3. Step 3: Cross multiply
   2,900.41x = 4,003.55 × 2,016.25
4. Step 4: Simplify right side
   2,900.41x = 8,072,147.61
5. Step 5: Solve for x
   x = 8,072,147.61/2,900.41
6. Step 6: Final answer
   x = 2,783.11