Finding the Fourth Proportional to 6,978.53, 10,458.87 and 3,272.58

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978.53 : 10,458.87 = 3,272.58 : x
2. Step 2: Convert to fraction form
   6,978.53/10,458.87 = 3,272.58/x
3. Step 3: Cross multiply
   6,978.53x = 10,458.87 × 3,272.58
4. Step 4: Simplify right side
   6,978.53x = 34,227,488.78
5. Step 5: Solve for x
   x = 34,227,488.78/6,978.53
6. Step 6: Final answer
   x = 4,904.69