Finding the Fourth Proportional to 9,362.93, 12,894.53 and 9,158.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,362.93 : 12,894.53 = 9,158.81 : x
2. Step 2: Convert to fraction form
   9,362.93/12,894.53 = 9,158.81/x
3. Step 3: Cross multiply
   9,362.93x = 12,894.53 × 9,158.81
4. Step 4: Simplify right side
   9,362.93x = 118,098,440.04
5. Step 5: Solve for x
   x = 118,098,440.04/9,362.93
6. Step 6: Final answer
   x = 12,613.41