Finding the Fourth Proportional to 9,625.40, 13,282.72 and 5,433.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,625.40 : 13,282.72 = 5,433.56 : x
2. Step 2: Convert to fraction form
   9,625.40/13,282.72 = 5,433.56/x
3. Step 3: Cross multiply
   9,625.40x = 13,282.72 × 5,433.56
4. Step 4: Simplify right side
   9,625.40x = 72,172,456.08
5. Step 5: Solve for x
   x = 72,172,456.08/9,625.40
6. Step 6: Final answer
   x = 7,498.13