Finding the Fourth Proportional to 9,151.56, 12,629.12 and 4,959.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,151.56 : 12,629.12 = 4,959.82 : x
2. Step 2: Convert to fraction form
   9,151.56/12,629.12 = 4,959.82/x
3. Step 3: Cross multiply
   9,151.56x = 12,629.12 × 4,959.82
4. Step 4: Simplify right side
   9,151.56x = 62,638,161.96
5. Step 5: Solve for x
   x = 62,638,161.96/9,151.56
6. Step 6: Final answer
   x = 6,844.53