Finding the Fourth Proportional to 9,383.82, 12,950.56 and 5,607

Step by Step Solution

1. Step 1: Write the proportion equation
   9,383.82 : 12,950.56 = 5,607 : x
2. Step 2: Convert to fraction form
   9,383.82/12,950.56 = 5,607/x
3. Step 3: Cross multiply
   9,383.82x = 12,950.56 × 5,607
4. Step 4: Simplify right side
   9,383.82x = 72,613,789.92
5. Step 5: Solve for x
   x = 72,613,789.92/9,383.82
6. Step 6: Final answer
   x = 7,738.19