Finding the Fourth Proportional to 9,803.18, 13,523.82 and 5,609

Step by Step Solution

1. Step 1: Write the proportion equation
   9,803.18 : 13,523.82 = 5,609 : x
2. Step 2: Convert to fraction form
   9,803.18/13,523.82 = 5,609/x
3. Step 3: Cross multiply
   9,803.18x = 13,523.82 × 5,609
4. Step 4: Simplify right side
   9,803.18x = 75,855,106.38
5. Step 5: Solve for x
   x = 75,855,106.38/9,803.18
6. Step 6: Final answer
   x = 7,737.81