Finding the Fourth Proportional to 16,624.79, 22,945.18 and 9,910.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,624.79 : 22,945.18 = 9,910.86 : x
2. Step 2: Convert to fraction form
   16,624.79/22,945.18 = 9,910.86/x
3. Step 3: Cross multiply
   16,624.79x = 22,945.18 × 9,910.86
4. Step 4: Simplify right side
   16,624.79x = 227,406,466.65
5. Step 5: Solve for x
   x = 227,406,466.65/16,624.79
6. Step 6: Final answer
   x = 13,678.76