Finding the Fourth Proportional to 233,821.78, 322,654.53 and 131,872.30

Step by Step Solution

1. Step 1: Write the proportion equation
   233,821.78 : 322,654.53 = 131,872.30 : x
2. Step 2: Convert to fraction form
   233,821.78/322,654.53 = 131,872.30/x
3. Step 3: Cross multiply
   233,821.78x = 322,654.53 × 131,872.30
4. Step 4: Simplify right side
   233,821.78x = 42,549,194,976.52
5. Step 5: Solve for x
   x = 42,549,194,976.52/233,821.78
6. Step 6: Final answer
   x = 181,972.76