Finding the Fourth Proportional to 142,208.69, 213,325.79 and 37,028.57

Step by Step Solution

1. Step 1: Write the proportion equation
   142,208.69 : 213,325.79 = 37,028.57 : x
2. Step 2: Convert to fraction form
   142,208.69/213,325.79 = 37,028.57/x
3. Step 3: Cross multiply
   142,208.69x = 213,325.79 × 37,028.57
4. Step 4: Simplify right side
   142,208.69x = 7,899,147,696.05
5. Step 5: Solve for x
   x = 7,899,147,696.05/142,208.69
6. Step 6: Final answer
   x = 55,546.17