Finding the Fourth Proportional to 5,583.82, 8,364.82 and 3,111.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,583.82 : 8,364.82 = 3,111.18 : x
2. Step 2: Convert to fraction form
   5,583.82/8,364.82 = 3,111.18/x
3. Step 3: Cross multiply
   5,583.82x = 8,364.82 × 3,111.18
4. Step 4: Simplify right side
   5,583.82x = 26,024,460.69
5. Step 5: Solve for x
   x = 26,024,460.69/5,583.82
6. Step 6: Final answer
   x = 4,660.69