Finding the Fourth Proportional to 22,495.67, 31,044.06 and 12,423.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,495.67 : 31,044.06 = 12,423.92 : x
2. Step 2: Convert to fraction form
   22,495.67/31,044.06 = 12,423.92/x
3. Step 3: Cross multiply
   22,495.67x = 31,044.06 × 12,423.92
4. Step 4: Simplify right side
   22,495.67x = 385,688,762.69
5. Step 5: Solve for x
   x = 385,688,762.69/22,495.67
6. Step 6: Final answer
   x = 17,145.03