Finding the Fourth Proportional to 9,036.44, 12,470.47 and 5,451.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,036.44 : 12,470.47 = 5,451.38 : x
2. Step 2: Convert to fraction form
   9,036.44/12,470.47 = 5,451.38/x
3. Step 3: Cross multiply
   9,036.44x = 12,470.47 × 5,451.38
4. Step 4: Simplify right side
   9,036.44x = 67,981,270.75
5. Step 5: Solve for x
   x = 67,981,270.75/9,036.44
6. Step 6: Final answer
   x = 7,523.01