Finding the Fourth Proportional to 11,131.27, 16,697.12 and 5,206.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,131.27 : 16,697.12 = 5,206.56 : x
2. Step 2: Convert to fraction form
   11,131.27/16,697.12 = 5,206.56/x
3. Step 3: Cross multiply
   11,131.27x = 16,697.12 × 5,206.56
4. Step 4: Simplify right side
   11,131.27x = 86,934,591.67
5. Step 5: Solve for x
   x = 86,934,591.67/11,131.27
6. Step 6: Final answer
   x = 7,809.94