Finding the Fourth Proportional to 5,162.05, 7,123.57 and 2,923.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,162.05 : 7,123.57 = 2,923.89 : x
2. Step 2: Convert to fraction form
   5,162.05/7,123.57 = 2,923.89/x
3. Step 3: Cross multiply
   5,162.05x = 7,123.57 × 2,923.89
4. Step 4: Simplify right side
   5,162.05x = 20,828,535.09
5. Step 5: Solve for x
   x = 20,828,535.09/5,162.05
6. Step 6: Final answer
   x = 4,034.93