Finding the Fourth Proportional to 19,004.37, 28,498.33 and 7,309.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,004.37 : 28,498.33 = 7,309.38 : x
2. Step 2: Convert to fraction form
   19,004.37/28,498.33 = 7,309.38/x
3. Step 3: Cross multiply
   19,004.37x = 28,498.33 × 7,309.38
4. Step 4: Simplify right side
   19,004.37x = 208,305,123.34
5. Step 5: Solve for x
   x = 208,305,123.34/19,004.37
6. Step 6: Final answer
   x = 10,960.91