Finding the Fourth Proportional to 7,805.82, 10,768.23 and 5,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,805.82 : 10,768.23 = 5,317.50 : x
2. Step 2: Convert to fraction form
   7,805.82/10,768.23 = 5,317.50/x
3. Step 3: Cross multiply
   7,805.82x = 10,768.23 × 5,317.50
4. Step 4: Simplify right side
   7,805.82x = 57,260,063.03
5. Step 5: Solve for x
   x = 57,260,063.03/7,805.82
6. Step 6: Final answer
   x = 7,335.56