Finding the Fourth Proportional to 9,446.70, 13,036.78 and 5,414.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,446.70 : 13,036.78 = 5,414.16 : x
2. Step 2: Convert to fraction form
   9,446.70/13,036.78 = 5,414.16/x
3. Step 3: Cross multiply
   9,446.70x = 13,036.78 × 5,414.16
4. Step 4: Simplify right side
   9,446.70x = 70,583,212.80
5. Step 5: Solve for x
   x = 70,583,212.80/9,446.70
6. Step 6: Final answer
   x = 7,471.73