Finding the Fourth Proportional to 233,116.26, 321,699.94 and 131,141.78

Step by Step Solution

1. Step 1: Write the proportion equation
   233,116.26 : 321,699.94 = 131,141.78 : x
2. Step 2: Convert to fraction form
   233,116.26/321,699.94 = 131,141.78/x
3. Step 3: Cross multiply
   233,116.26x = 321,699.94 × 131,141.78
4. Step 4: Simplify right side
   233,116.26x = 42,188,303,233.89
5. Step 5: Solve for x
   x = 42,188,303,233.89/233,116.26
6. Step 6: Final answer
   x = 180,975.38