Finding the Fourth Proportional to 166,141.37, 249,205.57 and 55,333.37

Step by Step Solution

1. Step 1: Write the proportion equation
   166,141.37 : 249,205.57 = 55,333.37 : x
2. Step 2: Convert to fraction form
   166,141.37/249,205.57 = 55,333.37/x
3. Step 3: Cross multiply
   166,141.37x = 249,205.57 × 55,333.37
4. Step 4: Simplify right side
   166,141.37x = 13,789,382,626.51
5. Step 5: Solve for x
   x = 13,789,382,626.51/166,141.37
6. Step 6: Final answer
   x = 82,997.89