Finding the Fourth Proportional to 8,353.70, 12,530.52 and 3,423.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,353.70 : 12,530.52 = 3,423.34 : x
2. Step 2: Convert to fraction form
   8,353.70/12,530.52 = 3,423.34/x
3. Step 3: Cross multiply
   8,353.70x = 12,530.52 × 3,423.34
4. Step 4: Simplify right side
   8,353.70x = 42,896,230.34
5. Step 5: Solve for x
   x = 42,896,230.34/8,353.70
6. Step 6: Final answer
   x = 5,135.00