Finding the Fourth Proportional to 142,037.42, 213,019.26 and 42,174.14

Step by Step Solution

1. Step 1: Write the proportion equation
   142,037.42 : 213,019.26 = 42,174.14 : x
2. Step 2: Convert to fraction form
   142,037.42/213,019.26 = 42,174.14/x
3. Step 3: Cross multiply
   142,037.42x = 213,019.26 × 42,174.14
4. Step 4: Simplify right side
   142,037.42x = 8,983,904,093.94
5. Step 5: Solve for x
   x = 8,983,904,093.94/142,037.42
6. Step 6: Final answer
   x = 63,250.26