Finding the Fourth Proportional to 505,483.37, 757,850.53 and 238,932.42

Step by Step Solution

1. Step 1: Write the proportion equation
   505,483.37 : 757,850.53 = 238,932.42 : x
2. Step 2: Convert to fraction form
   505,483.37/757,850.53 = 238,932.42/x
3. Step 3: Cross multiply
   505,483.37x = 757,850.53 × 238,932.42
4. Step 4: Simplify right side
   505,483.37x = 181,075,061,131.18
5. Step 5: Solve for x
   x = 181,075,061,131.18/505,483.37
6. Step 6: Final answer
   x = 358,221.60