Finding the Fourth Proportional to 8,394.88, 12,588.16 and 3,462.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,394.88 : 12,588.16 = 3,462.72 : x
2. Step 2: Convert to fraction form
   8,394.88/12,588.16 = 3,462.72/x
3. Step 3: Cross multiply
   8,394.88x = 12,588.16 × 3,462.72
4. Step 4: Simplify right side
   8,394.88x = 43,589,273.40
5. Step 5: Solve for x
   x = 43,589,273.40/8,394.88
6. Step 6: Final answer
   x = 5,192.36