Finding the Fourth Proportional to 6,151.74, 8,489.71 and 3,499.73

Step by Step Solution

1. Step 1: Write the proportion equation
   6,151.74 : 8,489.71 = 3,499.73 : x
2. Step 2: Convert to fraction form
   6,151.74/8,489.71 = 3,499.73/x
3. Step 3: Cross multiply
   6,151.74x = 8,489.71 × 3,499.73
4. Step 4: Simplify right side
   6,151.74x = 29,711,692.78
5. Step 5: Solve for x
   x = 29,711,692.78/6,151.74
6. Step 6: Final answer
   x = 4,829.80