Finding the Fourth Proportional to 16,164.45, 22,303.60 and 9,448.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,164.45 : 22,303.60 = 9,448.78 : x
2. Step 2: Convert to fraction form
   16,164.45/22,303.60 = 9,448.78/x
3. Step 3: Cross multiply
   16,164.45x = 22,303.60 × 9,448.78
4. Step 4: Simplify right side
   16,164.45x = 210,741,785.33
5. Step 5: Solve for x
   x = 210,741,785.33/16,164.45
6. Step 6: Final answer
   x = 13,037.36