Finding the Fourth Proportional to 16,396.48, 22,624.86 and 9,322.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,396.48 : 22,624.86 = 9,322.12 : x
2. Step 2: Convert to fraction form
   16,396.48/22,624.86 = 9,322.12/x
3. Step 3: Cross multiply
   16,396.48x = 22,624.86 × 9,322.12
4. Step 4: Simplify right side
   16,396.48x = 210,911,659.90
5. Step 5: Solve for x
   x = 210,911,659.90/16,396.48
6. Step 6: Final answer
   x = 12,863.23