Finding the Fourth Proportional to 8,342.79, 12,524.04 and 3,416.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,342.79 : 12,524.04 = 3,416.37 : x
2. Step 2: Convert to fraction form
   8,342.79/12,524.04 = 3,416.37/x
3. Step 3: Cross multiply
   8,342.79x = 12,524.04 × 3,416.37
4. Step 4: Simplify right side
   8,342.79x = 42,786,754.53
5. Step 5: Solve for x
   x = 42,786,754.53/8,342.79
6. Step 6: Final answer
   x = 5,128.59