Finding the Fourth Proportional to 10,587.09, 15,882.15 and 3,469.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,587.09 : 15,882.15 = 3,469.81 : x
2. Step 2: Convert to fraction form
   10,587.09/15,882.15 = 3,469.81/x
3. Step 3: Cross multiply
   10,587.09x = 15,882.15 × 3,469.81
4. Step 4: Simplify right side
   10,587.09x = 55,108,003.19
5. Step 5: Solve for x
   x = 55,108,003.19/10,587.09
6. Step 6: Final answer
   x = 5,205.21