Finding the Fourth Proportional to 266,162.56, 367,309.89 and 145,308.94

Step by Step Solution

1. Step 1: Write the proportion equation
   266,162.56 : 367,309.89 = 145,308.94 : x
2. Step 2: Convert to fraction form
   266,162.56/367,309.89 = 145,308.94/x
3. Step 3: Cross multiply
   266,162.56x = 367,309.89 × 145,308.94
4. Step 4: Simplify right side
   266,162.56x = 53,373,410,767.42
5. Step 5: Solve for x
   x = 53,373,410,767.42/266,162.56
6. Step 6: Final answer
   x = 200,529.37