Finding the Fourth Proportional to 10,022.39, 13,799.23 and 8,826.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,022.39 : 13,799.23 = 8,826.55 : x
2. Step 2: Convert to fraction form
   10,022.39/13,799.23 = 8,826.55/x
3. Step 3: Cross multiply
   10,022.39x = 13,799.23 × 8,826.55
4. Step 4: Simplify right side
   10,022.39x = 121,799,593.56
5. Step 5: Solve for x
   x = 121,799,593.56/10,022.39
6. Step 6: Final answer
   x = 12,152.75