Finding the Fourth Proportional to 4,789.53, 7,181.55 and 2,843.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,789.53 : 7,181.55 = 2,843.10 : x
2. Step 2: Convert to fraction form
   4,789.53/7,181.55 = 2,843.10/x
3. Step 3: Cross multiply
   4,789.53x = 7,181.55 × 2,843.10
4. Step 4: Simplify right side
   4,789.53x = 20,417,864.81
5. Step 5: Solve for x
   x = 20,417,864.81/4,789.53
6. Step 6: Final answer
   x = 4,263.02