Finding the Fourth Proportional to 7,057.33, 10,586.30 and 3,164.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,057.33 : 10,586.30 = 3,164.47 : x
2. Step 2: Convert to fraction form
   7,057.33/10,586.30 = 3,164.47/x
3. Step 3: Cross multiply
   7,057.33x = 10,586.30 × 3,164.47
4. Step 4: Simplify right side
   7,057.33x = 33,499,986.47
5. Step 5: Solve for x
   x = 33,499,986.47/7,057.33
6. Step 6: Final answer
   x = 4,746.84