Finding the Fourth Proportional to 7,997.58, 11,067.57 and 7,506.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,997.58 : 11,067.57 = 7,506.72 : x
2. Step 2: Convert to fraction form
   7,997.58/11,067.57 = 7,506.72/x
3. Step 3: Cross multiply
   7,997.58x = 11,067.57 × 7,506.72
4. Step 4: Simplify right side
   7,997.58x = 83,081,149.07
5. Step 5: Solve for x
   x = 83,081,149.07/7,997.58
6. Step 6: Final answer
   x = 10,388.29