Finding the Fourth Proportional to 10,469.58, 15,685.91 and 5,528.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,469.58 : 15,685.91 = 5,528.33 : x
2. Step 2: Convert to fraction form
   10,469.58/15,685.91 = 5,528.33/x
3. Step 3: Cross multiply
   10,469.58x = 15,685.91 × 5,528.33
4. Step 4: Simplify right side
   10,469.58x = 86,716,886.83
5. Step 5: Solve for x
   x = 86,716,886.83/10,469.58
6. Step 6: Final answer
   x = 8,282.75