Finding the Fourth Proportional to 11,323.86, 15,628.71 and 10,825.57

Step by Step Solution

1. Step 1: Write the proportion equation
   11,323.86 : 15,628.71 = 10,825.57 : x
2. Step 2: Convert to fraction form
   11,323.86/15,628.71 = 10,825.57/x
3. Step 3: Cross multiply
   11,323.86x = 15,628.71 × 10,825.57
4. Step 4: Simplify right side
   11,323.86x = 169,189,694.11
5. Step 5: Solve for x
   x = 169,189,694.11/11,323.86
6. Step 6: Final answer
   x = 14,940.99