Finding the Fourth Proportional to 8,479.37, 12,716.78 and 3,548.00

Step by Step Solution

1. Step 1: Write the proportion equation
   8,479.37 : 12,716.78 = 3,548.00 : x
2. Step 2: Convert to fraction form
   8,479.37/12,716.78 = 3,548.00/x
3. Step 3: Cross multiply
   8,479.37x = 12,716.78 × 3,548.00
4. Step 4: Simplify right side
   8,479.37x = 45,119,054.12
5. Step 5: Solve for x
   x = 45,119,054.12/8,479.37
6. Step 6: Final answer
   x = 5,321.04