Finding the Fourth Proportional to 9,976.06, 13,767.92 and 5,997.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,976.06 : 13,767.92 = 5,997.09 : x
2. Step 2: Convert to fraction form
   9,976.06/13,767.92 = 5,997.09/x
3. Step 3: Cross multiply
   9,976.06x = 13,767.92 × 5,997.09
4. Step 4: Simplify right side
   9,976.06x = 82,567,455.78
5. Step 5: Solve for x
   x = 82,567,455.78/9,976.06
6. Step 6: Final answer
   x = 8,276.56