Finding the Fourth Proportional to 5,323.01, 7,345.73 and 3,086.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,323.01 : 7,345.73 = 3,086.18 : x
2. Step 2: Convert to fraction form
   5,323.01/7,345.73 = 3,086.18/x
3. Step 3: Cross multiply
   5,323.01x = 7,345.73 × 3,086.18
4. Step 4: Simplify right side
   5,323.01x = 22,670,216.00
5. Step 5: Solve for x
   x = 22,670,216.00/5,323.01
6. Step 6: Final answer
   x = 4,258.91