Finding the Fourth Proportional to 9,807.75, 13,536.66 and 5,828.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,807.75 : 13,536.66 = 5,828.09 : x
2. Step 2: Convert to fraction form
   9,807.75/13,536.66 = 5,828.09/x
3. Step 3: Cross multiply
   9,807.75x = 13,536.66 × 5,828.09
4. Step 4: Simplify right side
   9,807.75x = 78,892,872.78
5. Step 5: Solve for x
   x = 78,892,872.78/9,807.75
6. Step 6: Final answer
   x = 8,043.93