Finding the Fourth Proportional to 33,130.91, 49,685.82 and 10,940.15

Step by Step Solution

1. Step 1: Write the proportion equation
   33,130.91 : 49,685.82 = 10,940.15 : x
2. Step 2: Convert to fraction form
   33,130.91/49,685.82 = 10,940.15/x
3. Step 3: Cross multiply
   33,130.91x = 49,685.82 × 10,940.15
4. Step 4: Simplify right side
   33,130.91x = 543,570,075.24
5. Step 5: Solve for x
   x = 543,570,075.24/33,130.91
6. Step 6: Final answer
   x = 16,406.74