Finding the Fourth Proportional to 5,733.81, 7,918.00 and 5,423.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,733.81 : 7,918.00 = 5,423.15 : x
2. Step 2: Convert to fraction form
   5,733.81/7,918.00 = 5,423.15/x
3. Step 3: Cross multiply
   5,733.81x = 7,918.00 × 5,423.15
4. Step 4: Simplify right side
   5,733.81x = 42,940,538.44
5. Step 5: Solve for x
   x = 42,940,538.44/5,733.81
6. Step 6: Final answer
   x = 7,489.00