Finding the Fourth Proportional to 16,558.96, 22,851.66 and 9,005.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,558.96 : 22,851.66 = 9,005.34 : x
2. Step 2: Convert to fraction form
   16,558.96/22,851.66 = 9,005.34/x
3. Step 3: Cross multiply
   16,558.96x = 22,851.66 × 9,005.34
4. Step 4: Simplify right side
   16,558.96x = 205,786,967.86
5. Step 5: Solve for x
   x = 205,786,967.86/16,558.96
6. Step 6: Final answer
   x = 12,427.53