Finding the Fourth Proportional to 11,760.36, 17,634.06 and 4,839.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,760.36 : 17,634.06 = 4,839.72 : x
2. Step 2: Convert to fraction form
   11,760.36/17,634.06 = 4,839.72/x
3. Step 3: Cross multiply
   11,760.36x = 17,634.06 × 4,839.72
4. Step 4: Simplify right side
   11,760.36x = 85,343,912.86
5. Step 5: Solve for x
   x = 85,343,912.86/11,760.36
6. Step 6: Final answer
   x = 7,256.91