Finding the Fourth Proportional to 7,019.46, 10,531.69 and 3,015.16

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.46 : 10,531.69 = 3,015.16 : x
2. Step 2: Convert to fraction form
   7,019.46/10,531.69 = 3,015.16/x
3. Step 3: Cross multiply
   7,019.46x = 10,531.69 × 3,015.16
4. Step 4: Simplify right side
   7,019.46x = 31,754,702.21
5. Step 5: Solve for x
   x = 31,754,702.21/7,019.46
6. Step 6: Final answer
   x = 4,523.81