Finding the Fourth Proportional to 19,019.49, 28,523.71 and 7,329.97

Step by Step Solution

1. Step 1: Write the proportion equation
   19,019.49 : 28,523.71 = 7,329.97 : x
2. Step 2: Convert to fraction form
   19,019.49/28,523.71 = 7,329.97/x
3. Step 3: Cross multiply
   19,019.49x = 28,523.71 × 7,329.97
4. Step 4: Simplify right side
   19,019.49x = 209,077,938.59
5. Step 5: Solve for x
   x = 209,077,938.59/19,019.49
6. Step 6: Final answer
   x = 10,992.83