Finding the Fourth Proportional to 16,296.21, 24,426.29 and 10,667.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,296.21 : 24,426.29 = 10,667.12 : x
2. Step 2: Convert to fraction form
   16,296.21/24,426.29 = 10,667.12/x
3. Step 3: Cross multiply
   16,296.21x = 24,426.29 × 10,667.12
4. Step 4: Simplify right side
   16,296.21x = 260,558,071.12
5. Step 5: Solve for x
   x = 260,558,071.12/16,296.21
6. Step 6: Final answer
   x = 15,988.88