Finding the Fourth Proportional to 266,045.82, 367,150.97 and 145,194.89

Step by Step Solution

1. Step 1: Write the proportion equation
   266,045.82 : 367,150.97 = 145,194.89 : x
2. Step 2: Convert to fraction form
   266,045.82/367,150.97 = 145,194.89/x
3. Step 3: Cross multiply
   266,045.82x = 367,150.97 × 145,194.89
4. Step 4: Simplify right side
   266,045.82x = 53,308,443,229.78
5. Step 5: Solve for x
   x = 53,308,443,229.78/266,045.82
6. Step 6: Final answer
   x = 200,373.17