Finding the Fourth Proportional to 10,550.25, 15,826.91 and 3,528.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,550.25 : 15,826.91 = 3,528.17 : x
2. Step 2: Convert to fraction form
   10,550.25/15,826.91 = 3,528.17/x
3. Step 3: Cross multiply
   10,550.25x = 15,826.91 × 3,528.17
4. Step 4: Simplify right side
   10,550.25x = 55,840,050.98
5. Step 5: Solve for x
   x = 55,840,050.98/10,550.25
6. Step 6: Final answer
   x = 5,292.77