Finding the Fourth Proportional to 7,341.89, 10,132.31 and 4,155.19

Step by Step Solution

1. Step 1: Write the proportion equation
   7,341.89 : 10,132.31 = 4,155.19 : x
2. Step 2: Convert to fraction form
   7,341.89/10,132.31 = 4,155.19/x
3. Step 3: Cross multiply
   7,341.89x = 10,132.31 × 4,155.19
4. Step 4: Simplify right side
   7,341.89x = 42,101,673.19
5. Step 5: Solve for x
   x = 42,101,673.19/7,341.89
6. Step 6: Final answer
   x = 5,734.45