Finding the Fourth Proportional to 4,747.05, 7,123.46 and 2,150.01

Step by Step Solution

1. Step 1: Write the proportion equation
   4,747.05 : 7,123.46 = 2,150.01 : x
2. Step 2: Convert to fraction form
   4,747.05/7,123.46 = 2,150.01/x
3. Step 3: Cross multiply
   4,747.05x = 7,123.46 × 2,150.01
4. Step 4: Simplify right side
   4,747.05x = 15,315,499.48
5. Step 5: Solve for x
   x = 15,315,499.48/4,747.05
6. Step 6: Final answer
   x = 3,226.32