Finding the Fourth Proportional to 160,969.37, 222,147.81 and 89,350.59

Step by Step Solution

1. Step 1: Write the proportion equation
   160,969.37 : 222,147.81 = 89,350.59 : x
2. Step 2: Convert to fraction form
   160,969.37/222,147.81 = 89,350.59/x
3. Step 3: Cross multiply
   160,969.37x = 222,147.81 × 89,350.59
4. Step 4: Simplify right side
   160,969.37x = 19,849,037,890.71
5. Step 5: Solve for x
   x = 19,849,037,890.71/160,969.37
6. Step 6: Final answer
   x = 123,309.41