Finding the Fourth Proportional to 9,282.29, 12,809.48 and 5,090.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,282.29 : 12,809.48 = 5,090.54 : x
2. Step 2: Convert to fraction form
   9,282.29/12,809.48 = 5,090.54/x
3. Step 3: Cross multiply
   9,282.29x = 12,809.48 × 5,090.54
4. Step 4: Simplify right side
   9,282.29x = 65,207,080.82
5. Step 5: Solve for x
   x = 65,207,080.82/9,282.29
6. Step 6: Final answer
   x = 7,024.90