Finding the Fourth Proportional to 16,674.22, 23,018.75 and 12,888.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,674.22 : 23,018.75 = 12,888.82 : x
2. Step 2: Convert to fraction form
   16,674.22/23,018.75 = 12,888.82/x
3. Step 3: Cross multiply
   16,674.22x = 23,018.75 × 12,888.82
4. Step 4: Simplify right side
   16,674.22x = 296,684,525.38
5. Step 5: Solve for x
   x = 296,684,525.38/16,674.22
6. Step 6: Final answer
   x = 17,793.01