Finding the Fourth Proportional to 233,085.54, 321,566.94 and 131,087.61

Step by Step Solution

1. Step 1: Write the proportion equation
   233,085.54 : 321,566.94 = 131,087.61 : x
2. Step 2: Convert to fraction form
   233,085.54/321,566.94 = 131,087.61/x
3. Step 3: Cross multiply
   233,085.54x = 321,566.94 × 131,087.61
4. Step 4: Simplify right side
   233,085.54x = 42,153,441,619.61
5. Step 5: Solve for x
   x = 42,153,441,619.61/233,085.54
6. Step 6: Final answer
   x = 180,849.66