Finding the Fourth Proportional to 11,131.56, 16,703.01 and 5,288.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,131.56 : 16,703.01 = 5,288.22 : x
2. Step 2: Convert to fraction form
   11,131.56/16,703.01 = 5,288.22/x
3. Step 3: Cross multiply
   11,131.56x = 16,703.01 × 5,288.22
4. Step 4: Simplify right side
   11,131.56x = 88,329,191.54
5. Step 5: Solve for x
   x = 88,329,191.54/11,131.56
6. Step 6: Final answer
   x = 7,935.02