Finding the Fourth Proportional to 17,795.57, 24,563.72 and 12,491.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,795.57 : 24,563.72 = 12,491.69 : x
2. Step 2: Convert to fraction form
   17,795.57/24,563.72 = 12,491.69/x
3. Step 3: Cross multiply
   17,795.57x = 24,563.72 × 12,491.69
4. Step 4: Simplify right side
   17,795.57x = 306,842,329.17
5. Step 5: Solve for x
   x = 306,842,329.17/17,795.57
6. Step 6: Final answer
   x = 17,242.63