Finding the Fourth Proportional to 9,282.27, 12,809.54 and 5,090.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,282.27 : 12,809.54 = 5,090.55 : x
2. Step 2: Convert to fraction form
   9,282.27/12,809.54 = 5,090.55/x
3. Step 3: Cross multiply
   9,282.27x = 12,809.54 × 5,090.55
4. Step 4: Simplify right side
   9,282.27x = 65,207,552.53
5. Step 5: Solve for x
   x = 65,207,552.53/9,282.27
6. Step 6: Final answer
   x = 7,024.96