Finding the Fourth Proportional to 12,282.59, 18,423.82 and 3,517.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,282.59 : 18,423.82 = 3,517.50 : x
2. Step 2: Convert to fraction form
   12,282.59/18,423.82 = 3,517.50/x
3. Step 3: Cross multiply
   12,282.59x = 18,423.82 × 3,517.50
4. Step 4: Simplify right side
   12,282.59x = 64,805,786.85
5. Step 5: Solve for x
   x = 64,805,786.85/12,282.59
6. Step 6: Final answer
   x = 5,276.23