Finding the Fourth Proportional to 6,664.06, 9,196.50 and 4,011.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,664.06 : 9,196.50 = 4,011.31 : x
2. Step 2: Convert to fraction form
   6,664.06/9,196.50 = 4,011.31/x
3. Step 3: Cross multiply
   6,664.06x = 9,196.50 × 4,011.31
4. Step 4: Simplify right side
   6,664.06x = 36,890,012.42
5. Step 5: Solve for x
   x = 36,890,012.42/6,664.06
6. Step 6: Final answer
   x = 5,535.67