Finding the Fourth Proportional to 5,321.82, 7,338.24 and 3,643.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,321.82 : 7,338.24 = 3,643.50 : x
2. Step 2: Convert to fraction form
   5,321.82/7,338.24 = 3,643.50/x
3. Step 3: Cross multiply
   5,321.82x = 7,338.24 × 3,643.50
4. Step 4: Simplify right side
   5,321.82x = 26,736,877.44
5. Step 5: Solve for x
   x = 26,736,877.44/5,321.82
6. Step 6: Final answer
   x = 5,024.01