Finding the Fourth Proportional to 5,112.15, 7,054.89 and 2,843.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,112.15 : 7,054.89 = 2,843.52 : x
2. Step 2: Convert to fraction form
   5,112.15/7,054.89 = 2,843.52/x
3. Step 3: Cross multiply
   5,112.15x = 7,054.89 × 2,843.52
4. Step 4: Simplify right side
   5,112.15x = 20,060,720.81
5. Step 5: Solve for x
   x = 20,060,720.81/5,112.15
6. Step 6: Final answer
   x = 3,924.13