Finding the Fourth Proportional to 16,225.84, 22,390.16 and 9,150.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,225.84 : 22,390.16 = 9,150.88 : x
2. Step 2: Convert to fraction form
   16,225.84/22,390.16 = 9,150.88/x
3. Step 3: Cross multiply
   16,225.84x = 22,390.16 × 9,150.88
4. Step 4: Simplify right side
   16,225.84x = 204,889,667.34
5. Step 5: Solve for x
   x = 204,889,667.34/16,225.84
6. Step 6: Final answer
   x = 12,627.37