Finding the Fourth Proportional to 9,096.18, 13,630.60 and 5,143.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,096.18 : 13,630.60 = 5,143.18 : x
2. Step 2: Convert to fraction form
   9,096.18/13,630.60 = 5,143.18/x
3. Step 3: Cross multiply
   9,096.18x = 13,630.60 × 5,143.18
4. Step 4: Simplify right side
   9,096.18x = 70,104,629.31
5. Step 5: Solve for x
   x = 70,104,629.31/9,096.18
6. Step 6: Final answer
   x = 7,707.04