Finding the Fourth Proportional to 9,425.67, 13,006.31 and 5,648.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,425.67 : 13,006.31 = 5,648.31 : x
2. Step 2: Convert to fraction form
   9,425.67/13,006.31 = 5,648.31/x
3. Step 3: Cross multiply
   9,425.67x = 13,006.31 × 5,648.31
4. Step 4: Simplify right side
   9,425.67x = 73,463,642.59
5. Step 5: Solve for x
   x = 73,463,642.59/9,425.67
6. Step 6: Final answer
   x = 7,794.00