Finding the Fourth Proportional to 11,433.91, 17,139.25 and 7,736.51

Step by Step Solution

1. Step 1: Write the proportion equation
   11,433.91 : 17,139.25 = 7,736.51 : x
2. Step 2: Convert to fraction form
   11,433.91/17,139.25 = 7,736.51/x
3. Step 3: Cross multiply
   11,433.91x = 17,139.25 × 7,736.51
4. Step 4: Simplify right side
   11,433.91x = 132,597,988.02
5. Step 5: Solve for x
   x = 132,597,988.02/11,433.91
6. Step 6: Final answer
   x = 11,596.91