Finding the Fourth Proportional to 5,630.70, 8,433.90 and 5,015.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,630.70 : 8,433.90 = 5,015.10 : x
2. Step 2: Convert to fraction form
   5,630.70/8,433.90 = 5,015.10/x
3. Step 3: Cross multiply
   5,630.70x = 8,433.90 × 5,015.10
4. Step 4: Simplify right side
   5,630.70x = 42,296,851.89
5. Step 5: Solve for x
   x = 42,296,851.89/5,630.70
6. Step 6: Final answer
   x = 7,511.83