Finding the Fourth Proportional to 22,836.89, 31,520.00 and 13,882.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,836.89 : 31,520.00 = 13,882.50 : x
2. Step 2: Convert to fraction form
   22,836.89/31,520.00 = 13,882.50/x
3. Step 3: Cross multiply
   22,836.89x = 31,520.00 × 13,882.50
4. Step 4: Simplify right side
   22,836.89x = 437,576,330.59
5. Step 5: Solve for x
   x = 437,576,330.59/22,836.89
6. Step 6: Final answer
   x = 19,160.94