Finding the Fourth Proportional to 17,376.72, 23,976.18 and 10,305.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,376.72 : 23,976.18 = 10,305.42 : x
2. Step 2: Convert to fraction form
   17,376.72/23,976.18 = 10,305.42/x
3. Step 3: Cross multiply
   17,376.72x = 23,976.18 × 10,305.42
4. Step 4: Simplify right side
   17,376.72x = 247,084,604.90
5. Step 5: Solve for x
   x = 247,084,604.90/17,376.72
6. Step 6: Final answer
   x = 14,219.29