Finding the Fourth Proportional to 11,079.67, 16,626.84 and 5,236.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,079.67 : 16,626.84 = 5,236.69 : x
2. Step 2: Convert to fraction form
   11,079.67/16,626.84 = 5,236.69/x
3. Step 3: Cross multiply
   11,079.67x = 16,626.84 × 5,236.69
4. Step 4: Simplify right side
   11,079.67x = 87,069,606.76
5. Step 5: Solve for x
   x = 87,069,606.76/11,079.67
6. Step 6: Final answer
   x = 7,858.50