Finding the Fourth Proportional to 3,513.42, 4,847.69 and 2,186.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,513.42 : 4,847.69 = 2,186.42 : x
2. Step 2: Convert to fraction form
   3,513.42/4,847.69 = 2,186.42/x
3. Step 3: Cross multiply
   3,513.42x = 4,847.69 × 2,186.42
4. Step 4: Simplify right side
   3,513.42x = 10,599,051.20
5. Step 5: Solve for x
   x = 10,599,051.20/3,513.42
6. Step 6: Final answer
   x = 3,016.73