Finding the Fourth Proportional to 22,099.86, 30,495.69 and 12,667.14

Step by Step Solution

1. Step 1: Write the proportion equation
   22,099.86 : 30,495.69 = 12,667.14 : x
2. Step 2: Convert to fraction form
   22,099.86/30,495.69 = 12,667.14/x
3. Step 3: Cross multiply
   22,099.86x = 30,495.69 × 12,667.14
4. Step 4: Simplify right side
   22,099.86x = 386,293,174.63
5. Step 5: Solve for x
   x = 386,293,174.63/22,099.86
6. Step 6: Final answer
   x = 17,479.44