Finding the Fourth Proportional to 6,535.72, 9,810.06 and 5,317.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,535.72 : 9,810.06 = 5,317.48 : x
2. Step 2: Convert to fraction form
   6,535.72/9,810.06 = 5,317.48/x
3. Step 3: Cross multiply
   6,535.72x = 9,810.06 × 5,317.48
4. Step 4: Simplify right side
   6,535.72x = 52,164,797.85
5. Step 5: Solve for x
   x = 52,164,797.85/6,535.72
6. Step 6: Final answer
   x = 7,981.49