Finding the Fourth Proportional to 16,435.60, 22,682.04 and 9,364.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,435.60 : 22,682.04 = 9,364.24 : x
2. Step 2: Convert to fraction form
   16,435.60/22,682.04 = 9,364.24/x
3. Step 3: Cross multiply
   16,435.60x = 22,682.04 × 9,364.24
4. Step 4: Simplify right side
   16,435.60x = 212,400,066.25
5. Step 5: Solve for x
   x = 212,400,066.25/16,435.60
6. Step 6: Final answer
   x = 12,923.17