Finding the Fourth Proportional to 3,634.61, 5,016.37 and 2,142.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,634.61 : 5,016.37 = 2,142.89 : x
2. Step 2: Convert to fraction form
   3,634.61/5,016.37 = 2,142.89/x
3. Step 3: Cross multiply
   3,634.61x = 5,016.37 × 2,142.89
4. Step 4: Simplify right side
   3,634.61x = 10,749,529.11
5. Step 5: Solve for x
   x = 10,749,529.11/3,634.61
6. Step 6: Final answer
   x = 2,957.55