Finding the Fourth Proportional to 8,698.25, 13,047.83 and 2,458.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,698.25 : 13,047.83 = 2,458.72 : x
2. Step 2: Convert to fraction form
   8,698.25/13,047.83 = 2,458.72/x
3. Step 3: Cross multiply
   8,698.25x = 13,047.83 × 2,458.72
4. Step 4: Simplify right side
   8,698.25x = 32,080,960.58
5. Step 5: Solve for x
   x = 32,080,960.58/8,698.25
6. Step 6: Final answer
   x = 3,688.21