Finding the Fourth Proportional to 142,135.82, 213,158.37 and 57,895.82

Step by Step Solution

1. Step 1: Write the proportion equation
   142,135.82 : 213,158.37 = 57,895.82 : x
2. Step 2: Convert to fraction form
   142,135.82/213,158.37 = 57,895.82/x
3. Step 3: Cross multiply
   142,135.82x = 213,158.37 × 57,895.82
4. Step 4: Simplify right side
   142,135.82x = 12,340,978,621.01
5. Step 5: Solve for x
   x = 12,340,978,621.01/142,135.82
6. Step 6: Final answer
   x = 86,825.25