Finding the Fourth Proportional to 9,403.82, 12,973.84 and 5,627.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,403.82 : 12,973.84 = 5,627.09 : x
2. Step 2: Convert to fraction form
   9,403.82/12,973.84 = 5,627.09/x
3. Step 3: Cross multiply
   9,403.82x = 12,973.84 × 5,627.09
4. Step 4: Simplify right side
   9,403.82x = 73,004,983.69
5. Step 5: Solve for x
   x = 73,004,983.69/9,403.82
6. Step 6: Final answer
   x = 7,763.33