Finding the Fourth Proportional to 11,707.52, 17,541.52 and 8,238.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,707.52 : 17,541.52 = 8,238.56 : x
2. Step 2: Convert to fraction form
   11,707.52/17,541.52 = 8,238.56/x
3. Step 3: Cross multiply
   11,707.52x = 17,541.52 × 8,238.56
4. Step 4: Simplify right side
   11,707.52x = 144,516,865.01
5. Step 5: Solve for x
   x = 144,516,865.01/11,707.52
6. Step 6: Final answer
   x = 12,343.93