Finding the Fourth Proportional to 11,559.22, 15,937.01 and 7,774.33

Step by Step Solution

1. Step 1: Write the proportion equation
   11,559.22 : 15,937.01 = 7,774.33 : x
2. Step 2: Convert to fraction form
   11,559.22/15,937.01 = 7,774.33/x
3. Step 3: Cross multiply
   11,559.22x = 15,937.01 × 7,774.33
4. Step 4: Simplify right side
   11,559.22x = 123,899,574.95
5. Step 5: Solve for x
   x = 123,899,574.95/11,559.22
6. Step 6: Final answer
   x = 10,718.68