Finding the Fourth Proportional to 9,019.05, 12,452.43 and 5,880.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,019.05 : 12,452.43 = 5,880.70 : x
2. Step 2: Convert to fraction form
   9,019.05/12,452.43 = 5,880.70/x
3. Step 3: Cross multiply
   9,019.05x = 12,452.43 × 5,880.70
4. Step 4: Simplify right side
   9,019.05x = 73,229,005.10
5. Step 5: Solve for x
   x = 73,229,005.10/9,019.05
6. Step 6: Final answer
   x = 8,119.37