Finding the Fourth Proportional to 8,272.29, 12,408.54 and 2,429.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,272.29 : 12,408.54 = 2,429.02 : x
2. Step 2: Convert to fraction form
   8,272.29/12,408.54 = 2,429.02/x
3. Step 3: Cross multiply
   8,272.29x = 12,408.54 × 2,429.02
4. Step 4: Simplify right side
   8,272.29x = 30,140,591.83
5. Step 5: Solve for x
   x = 30,140,591.83/8,272.29
6. Step 6: Final answer
   x = 3,643.56