Finding the Fourth Proportional to 17,972.69, 24,802.42 and 10,423.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,972.69 : 24,802.42 = 10,423.50 : x
2. Step 2: Convert to fraction form
   17,972.69/24,802.42 = 10,423.50/x
3. Step 3: Cross multiply
   17,972.69x = 24,802.42 × 10,423.50
4. Step 4: Simplify right side
   17,972.69x = 258,528,001.28
5. Step 5: Solve for x
   x = 258,528,001.28/17,972.69
6. Step 6: Final answer
   x = 14,384.49