Finding the Fourth Proportional to 233,086.16, 321,567.81 and 131,088.23

Step by Step Solution

1. Step 1: Write the proportion equation
   233,086.16 : 321,567.81 = 131,088.23 : x
2. Step 2: Convert to fraction form
   233,086.16/321,567.81 = 131,088.23/x
3. Step 3: Cross multiply
   233,086.16x = 321,567.81 × 131,088.23
4. Step 4: Simplify right side
   233,086.16x = 42,153,755,037.88
5. Step 5: Solve for x
   x = 42,153,755,037.88/233,086.16
6. Step 6: Final answer
   x = 180,850.53