Finding the Fourth Proportional to 9,151.73, 12,629.47 and 4,959.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,151.73 : 12,629.47 = 4,959.98 : x
2. Step 2: Convert to fraction form
   9,151.73/12,629.47 = 4,959.98/x
3. Step 3: Cross multiply
   9,151.73x = 12,629.47 × 4,959.98
4. Step 4: Simplify right side
   9,151.73x = 62,641,970.76
5. Step 5: Solve for x
   x = 62,641,970.76/9,151.73
6. Step 6: Final answer
   x = 6,844.82