Finding the Fourth Proportional to 4,109.01, 6,152.99 and 2,857.83

Step by Step Solution

1. Step 1: Write the proportion equation
   4,109.01 : 6,152.99 = 2,857.83 : x
2. Step 2: Convert to fraction form
   4,109.01/6,152.99 = 2,857.83/x
3. Step 3: Cross multiply
   4,109.01x = 6,152.99 × 2,857.83
4. Step 4: Simplify right side
   4,109.01x = 17,584,185.12
5. Step 5: Solve for x
   x = 17,584,185.12/4,109.01
6. Step 6: Final answer
   x = 4,279.42