Finding the Fourth Proportional to 16,575, 22,873.50 and 9,123

Step by Step Solution

1. Step 1: Write the proportion equation
   16,575 : 22,873.50 = 9,123 : x
2. Step 2: Convert to fraction form
   16,575/22,873.50 = 9,123/x
3. Step 3: Cross multiply
   16,575x = 22,873.50 × 9,123
4. Step 4: Simplify right side
   16,575x = 208,674,940.50
5. Step 5: Solve for x
   x = 208,674,940.50/16,575
6. Step 6: Final answer
   x = 12,589.74