Finding the Fourth Proportional to 22,428.38, 30,951.18 and 13,002.41

Step by Step Solution

1. Step 1: Write the proportion equation
   22,428.38 : 30,951.18 = 13,002.41 : x
2. Step 2: Convert to fraction form
   22,428.38/30,951.18 = 13,002.41/x
3. Step 3: Cross multiply
   22,428.38x = 30,951.18 × 13,002.41
4. Step 4: Simplify right side
   22,428.38x = 402,439,777.59
5. Step 5: Solve for x
   x = 402,439,777.59/22,428.38
6. Step 6: Final answer
   x = 17,943.33