Finding the Fourth Proportional to 9,133.17, 12,609.59 and 7,458.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,133.17 : 12,609.59 = 7,458.58 : x
2. Step 2: Convert to fraction form
   9,133.17/12,609.59 = 7,458.58/x
3. Step 3: Cross multiply
   9,133.17x = 12,609.59 × 7,458.58
4. Step 4: Simplify right side
   9,133.17x = 94,049,671.94
5. Step 5: Solve for x
   x = 94,049,671.94/9,133.17
6. Step 6: Final answer
   x = 10,297.59