Finding the Fourth Proportional to 5,776.02, 7,970.85 and 3,258.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,776.02 : 7,970.85 = 3,258.72 : x
2. Step 2: Convert to fraction form
   5,776.02/7,970.85 = 3,258.72/x
3. Step 3: Cross multiply
   5,776.02x = 7,970.85 × 3,258.72
4. Step 4: Simplify right side
   5,776.02x = 25,974,768.31
5. Step 5: Solve for x
   x = 25,974,768.31/5,776.02
6. Step 6: Final answer
   x = 4,497.00