Finding the Fourth Proportional to 4,978.61, 6,873.32 and 3,302.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978.61 : 6,873.32 = 3,302.31 : x
2. Step 2: Convert to fraction form
   4,978.61/6,873.32 = 3,302.31/x
3. Step 3: Cross multiply
   4,978.61x = 6,873.32 × 3,302.31
4. Step 4: Simplify right side
   4,978.61x = 22,697,867.40
5. Step 5: Solve for x
   x = 22,697,867.40/4,978.61
6. Step 6: Final answer
   x = 4,559.08