Finding the Fourth Proportional to 11,007.97, 15,190.88 and 5,972.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,007.97 : 15,190.88 = 5,972.30 : x
2. Step 2: Convert to fraction form
   11,007.97/15,190.88 = 5,972.30/x
3. Step 3: Cross multiply
   11,007.97x = 15,190.88 × 5,972.30
4. Step 4: Simplify right side
   11,007.97x = 90,724,443.77
5. Step 5: Solve for x
   x = 90,724,443.77/11,007.97
6. Step 6: Final answer
   x = 8,241.71