Finding the Fourth Proportional to 33,158.54, 49,743.95 and 10,972.10

Step by Step Solution

1. Step 1: Write the proportion equation
   33,158.54 : 49,743.95 = 10,972.10 : x
2. Step 2: Convert to fraction form
   33,158.54/49,743.95 = 10,972.10/x
3. Step 3: Cross multiply
   33,158.54x = 49,743.95 × 10,972.10
4. Step 4: Simplify right side
   33,158.54x = 545,795,851.29
5. Step 5: Solve for x
   x = 545,795,851.29/33,158.54
6. Step 6: Final answer
   x = 16,460.19