Finding the Fourth Proportional to 7,906.56, 11,872.18 and 7,556.02

Step by Step Solution

1. Step 1: Write the proportion equation
   7,906.56 : 11,872.18 = 7,556.02 : x
2. Step 2: Convert to fraction form
   7,906.56/11,872.18 = 7,556.02/x
3. Step 3: Cross multiply
   7,906.56x = 11,872.18 × 7,556.02
4. Step 4: Simplify right side
   7,906.56x = 89,706,429.52
5. Step 5: Solve for x
   x = 89,706,429.52/7,906.56
6. Step 6: Final answer
   x = 11,345.82