Finding the Fourth Proportional to 9,270.14, 12,794.01 and 5,290.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,270.14 : 12,794.01 = 5,290.34 : x
2. Step 2: Convert to fraction form
   9,270.14/12,794.01 = 5,290.34/x
3. Step 3: Cross multiply
   9,270.14x = 12,794.01 × 5,290.34
4. Step 4: Simplify right side
   9,270.14x = 67,684,662.86
5. Step 5: Solve for x
   x = 67,684,662.86/9,270.14
6. Step 6: Final answer
   x = 7,301.36