Finding the Fourth Proportional to 4,128.93, 5,689.53 and 3,184.83

Step by Step Solution

1. Step 1: Write the proportion equation
   4,128.93 : 5,689.53 = 3,184.83 : x
2. Step 2: Convert to fraction form
   4,128.93/5,689.53 = 3,184.83/x
3. Step 3: Cross multiply
   4,128.93x = 5,689.53 × 3,184.83
4. Step 4: Simplify right side
   4,128.93x = 18,120,185.83
5. Step 5: Solve for x
   x = 18,120,185.83/4,128.93
6. Step 6: Final answer
   x = 4,388.59