Finding the Fourth Proportional to 8,322.63, 12,484.53 and 3,394.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,322.63 : 12,484.53 = 3,394.59 : x
2. Step 2: Convert to fraction form
   8,322.63/12,484.53 = 3,394.59/x
3. Step 3: Cross multiply
   8,322.63x = 12,484.53 × 3,394.59
4. Step 4: Simplify right side
   8,322.63x = 42,379,860.69
5. Step 5: Solve for x
   x = 42,379,860.69/8,322.63
6. Step 6: Final answer
   x = 5,092.12