Finding the Fourth Proportional to 218,663.34, 301,757.31 and 123,151.38

Step by Step Solution

1. Step 1: Write the proportion equation
   218,663.34 : 301,757.31 = 123,151.38 : x
2. Step 2: Convert to fraction form
   218,663.34/301,757.31 = 123,151.38/x
3. Step 3: Cross multiply
   218,663.34x = 301,757.31 × 123,151.38
4. Step 4: Simplify right side
   218,663.34x = 37,161,829,151.59
5. Step 5: Solve for x
   x = 37,161,829,151.59/218,663.34
6. Step 6: Final answer
   x = 169,949.97