Finding the Fourth Proportional to 9,749.68, 13,454.56 and 5,273.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,749.68 : 13,454.56 = 5,273.43 : x
2. Step 2: Convert to fraction form
   9,749.68/13,454.56 = 5,273.43/x
3. Step 3: Cross multiply
   9,749.68x = 13,454.56 × 5,273.43
4. Step 4: Simplify right side
   9,749.68x = 70,951,680.34
5. Step 5: Solve for x
   x = 70,951,680.34/9,749.68
6. Step 6: Final answer
   x = 7,277.33