Finding the Fourth Proportional to 161,086.86, 222,296.00 and 89,466.26

Step by Step Solution

1. Step 1: Write the proportion equation
   161,086.86 : 222,296.00 = 89,466.26 : x
2. Step 2: Convert to fraction form
   161,086.86/222,296.00 = 89,466.26/x
3. Step 3: Cross multiply
   161,086.86x = 222,296.00 × 89,466.26
4. Step 4: Simplify right side
   161,086.86x = 19,887,990,174.15
5. Step 5: Solve for x
   x = 19,887,990,174.15/161,086.86
6. Step 6: Final answer
   x = 123,461.28