Finding the Fourth Proportional to 6,173.46, 8,519.46 and 3,521.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,173.46 : 8,519.46 = 3,521.10 : x
2. Step 2: Convert to fraction form
   6,173.46/8,519.46 = 3,521.10/x
3. Step 3: Cross multiply
   6,173.46x = 8,519.46 × 3,521.10
4. Step 4: Simplify right side
   6,173.46x = 29,997,870.61
5. Step 5: Solve for x
   x = 29,997,870.61/6,173.46
6. Step 6: Final answer
   x = 4,859.17