Finding the Fourth Proportional to 6,151.32, 8,489.16 and 3,499.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,151.32 : 8,489.16 = 3,499.38 : x
2. Step 2: Convert to fraction form
   6,151.32/8,489.16 = 3,499.38/x
3. Step 3: Cross multiply
   6,151.32x = 8,489.16 × 3,499.38
4. Step 4: Simplify right side
   6,151.32x = 29,706,796.72
5. Step 5: Solve for x
   x = 29,706,796.72/6,151.32
6. Step 6: Final answer
   x = 4,829.34