Finding the Fourth Proportional to 9,078.15, 12,527.46 and 5,301.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,078.15 : 12,527.46 = 5,301.53 : x
2. Step 2: Convert to fraction form
   9,078.15/12,527.46 = 5,301.53/x
3. Step 3: Cross multiply
   9,078.15x = 12,527.46 × 5,301.53
4. Step 4: Simplify right side
   9,078.15x = 66,414,642.38
5. Step 5: Solve for x
   x = 66,414,642.38/9,078.15
6. Step 6: Final answer
   x = 7,315.88