Finding the Fourth Proportional to 6,109.41, 8,430.98 and 3,456.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,109.41 : 8,430.98 = 3,456.76 : x
2. Step 2: Convert to fraction form
   6,109.41/8,430.98 = 3,456.76/x
3. Step 3: Cross multiply
   6,109.41x = 8,430.98 × 3,456.76
4. Step 4: Simplify right side
   6,109.41x = 29,143,874.42
5. Step 5: Solve for x
   x = 29,143,874.42/6,109.41
6. Step 6: Final answer
   x = 4,770.33