Finding the Fourth Proportional to 9,289.69, 12,820.38 and 5,097.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,289.69 : 12,820.38 = 5,097.94 : x
2. Step 2: Convert to fraction form
   9,289.69/12,820.38 = 5,097.94/x
3. Step 3: Cross multiply
   9,289.69x = 12,820.38 × 5,097.94
4. Step 4: Simplify right side
   9,289.69x = 65,357,476.85
5. Step 5: Solve for x
   x = 65,357,476.85/9,289.69
6. Step 6: Final answer
   x = 7,035.49