Finding the Fourth Proportional to 4,047.97, 5,587.77 and 3,164.06

Step by Step Solution

1. Step 1: Write the proportion equation
   4,047.97 : 5,587.77 = 3,164.06 : x
2. Step 2: Convert to fraction form
   4,047.97/5,587.77 = 3,164.06/x
3. Step 3: Cross multiply
   4,047.97x = 5,587.77 × 3,164.06
4. Step 4: Simplify right side
   4,047.97x = 17,680,039.55
5. Step 5: Solve for x
   x = 17,680,039.55/4,047.97
6. Step 6: Final answer
   x = 4,367.63