Finding the Fourth Proportional to 16,670.88, 23,009.04 and 10,380.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,670.88 : 23,009.04 = 10,380.96 : x
2. Step 2: Convert to fraction form
   16,670.88/23,009.04 = 10,380.96/x
3. Step 3: Cross multiply
   16,670.88x = 23,009.04 × 10,380.96
4. Step 4: Simplify right side
   16,670.88x = 238,855,923.88
5. Step 5: Solve for x
   x = 238,855,923.88/16,670.88
6. Step 6: Final answer
   x = 14,327.73