Finding the Fourth Proportional to 2,385.82, 3,577.61 and 884.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,385.82 : 3,577.61 = 884.35 : x
2. Step 2: Convert to fraction form
   2,385.82/3,577.61 = 884.35/x
3. Step 3: Cross multiply
   2,385.82x = 3,577.61 × 884.35
4. Step 4: Simplify right side
   2,385.82x = 3,163,859.40
5. Step 5: Solve for x
   x = 3,163,859.40/2,385.82
6. Step 6: Final answer
   x = 1,326.11