Finding the Fourth Proportional to 17,880.89, 24,676.47 and 9,923.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,880.89 : 24,676.47 = 9,923.18 : x
2. Step 2: Convert to fraction form
   17,880.89/24,676.47 = 9,923.18/x
3. Step 3: Cross multiply
   17,880.89x = 24,676.47 × 9,923.18
4. Step 4: Simplify right side
   17,880.89x = 244,869,053.57
5. Step 5: Solve for x
   x = 244,869,053.57/17,880.89
6. Step 6: Final answer
   x = 13,694.46