Finding the Fourth Proportional to 3,975.01, 5,485.76 and 2,296.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,975.01 : 5,485.76 = 2,296.72 : x
2. Step 2: Convert to fraction form
   3,975.01/5,485.76 = 2,296.72/x
3. Step 3: Cross multiply
   3,975.01x = 5,485.76 × 2,296.72
4. Step 4: Simplify right side
   3,975.01x = 12,599,258.69
5. Step 5: Solve for x
   x = 12,599,258.69/3,975.01
6. Step 6: Final answer
   x = 3,169.62