Finding the Fourth Proportional to 7,361.05, 10,155.81 and 4,173.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,361.05 : 10,155.81 = 4,173.96 : x
2. Step 2: Convert to fraction form
   7,361.05/10,155.81 = 4,173.96/x
3. Step 3: Cross multiply
   7,361.05x = 10,155.81 × 4,173.96
4. Step 4: Simplify right side
   7,361.05x = 42,389,877.54
5. Step 5: Solve for x
   x = 42,389,877.54/7,361.05
6. Step 6: Final answer
   x = 5,758.67