Finding the Fourth Proportional to 7,844.77, 10,819.78 and 5,328.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,844.77 : 10,819.78 = 5,328.82 : x
2. Step 2: Convert to fraction form
   7,844.77/10,819.78 = 5,328.82/x
3. Step 3: Cross multiply
   7,844.77x = 10,819.78 × 5,328.82
4. Step 4: Simplify right side
   7,844.77x = 57,656,660.06
5. Step 5: Solve for x
   x = 57,656,660.06/7,844.77
6. Step 6: Final answer
   x = 7,349.69