Finding the Fourth Proportional to 17,311.81, 23,876.69 and 12,532.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,311.81 : 23,876.69 = 12,532.45 : x
2. Step 2: Convert to fraction form
   17,311.81/23,876.69 = 12,532.45/x
3. Step 3: Cross multiply
   17,311.81x = 23,876.69 × 12,532.45
4. Step 4: Simplify right side
   17,311.81x = 299,233,423.59
5. Step 5: Solve for x
   x = 299,233,423.59/17,311.81
6. Step 6: Final answer
   x = 17,284.93