Finding the Fourth Proportional to 8,294.49, 12,437.69 and 3,618.45

Step by Step Solution

1. Step 1: Write the proportion equation
   8,294.49 : 12,437.69 = 3,618.45 : x
2. Step 2: Convert to fraction form
   8,294.49/12,437.69 = 3,618.45/x
3. Step 3: Cross multiply
   8,294.49x = 12,437.69 × 3,618.45
4. Step 4: Simplify right side
   8,294.49x = 45,005,141.29
5. Step 5: Solve for x
   x = 45,005,141.29/8,294.49
6. Step 6: Final answer
   x = 5,425.91