Finding the Fourth Proportional to 6,978.02, 10,458.12 and 3,272.08

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978.02 : 10,458.12 = 3,272.08 : x
2. Step 2: Convert to fraction form
   6,978.02/10,458.12 = 3,272.08/x
3. Step 3: Cross multiply
   6,978.02x = 10,458.12 × 3,272.08
4. Step 4: Simplify right side
   6,978.02x = 34,219,805.29
5. Step 5: Solve for x
   x = 34,219,805.29/6,978.02
6. Step 6: Final answer
   x = 4,903.94