Finding the Fourth Proportional to 423,141.96, 583,935.89 and 241,857.78

Step by Step Solution

1. Step 1: Write the proportion equation
   423,141.96 : 583,935.89 = 241,857.78 : x
2. Step 2: Convert to fraction form
   423,141.96/583,935.89 = 241,857.78/x
3. Step 3: Cross multiply
   423,141.96x = 583,935.89 × 241,857.78
4. Step 4: Simplify right side
   423,141.96x = 141,229,438,017.72
5. Step 5: Solve for x
   x = 141,229,438,017.72/423,141.96
6. Step 6: Final answer
   x = 333,763.73