Finding the Fourth Proportional to 161,362.62, 222,677.25 and 89,741.10

Step by Step Solution

1. Step 1: Write the proportion equation
   161,362.62 : 222,677.25 = 89,741.10 : x
2. Step 2: Convert to fraction form
   161,362.62/222,677.25 = 89,741.10/x
3. Step 3: Cross multiply
   161,362.62x = 222,677.25 × 89,741.10
4. Step 4: Simplify right side
   161,362.62x = 19,983,301,359.98
5. Step 5: Solve for x
   x = 19,983,301,359.98/161,362.62
6. Step 6: Final answer
   x = 123,840.96