Finding the Fourth Proportional to 9,809.37, 14,621.65 and 9,022.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,809.37 : 14,621.65 = 9,022.05 : x
2. Step 2: Convert to fraction form
   9,809.37/14,621.65 = 9,022.05/x
3. Step 3: Cross multiply
   9,809.37x = 14,621.65 × 9,022.05
4. Step 4: Simplify right side
   9,809.37x = 131,917,234.83
5. Step 5: Solve for x
   x = 131,917,234.83/9,809.37
6. Step 6: Final answer
   x = 13,448.08