Finding the Fourth Proportional to 143,595.42, 215,491.56 and 50,101.20

Step by Step Solution

1. Step 1: Write the proportion equation
   143,595.42 : 215,491.56 = 50,101.20 : x
2. Step 2: Convert to fraction form
   143,595.42/215,491.56 = 50,101.20/x
3. Step 3: Cross multiply
   143,595.42x = 215,491.56 × 50,101.20
4. Step 4: Simplify right side
   143,595.42x = 10,796,385,745.87
5. Step 5: Solve for x
   x = 10,796,385,745.87/143,595.42
6. Step 6: Final answer
   x = 75,186.14