Finding the Fourth Proportional to 160,969.34, 222,137.31 and 89,350.22

Step by Step Solution

1. Step 1: Write the proportion equation
   160,969.34 : 222,137.31 = 89,350.22 : x
2. Step 2: Convert to fraction form
   160,969.34/222,137.31 = 89,350.22/x
3. Step 3: Cross multiply
   160,969.34x = 222,137.31 × 89,350.22
4. Step 4: Simplify right side
   160,969.34x = 19,848,017,518.71
5. Step 5: Solve for x
   x = 19,848,017,518.71/160,969.34
6. Step 6: Final answer
   x = 123,303.09