Finding the Fourth Proportional to 161,417.68, 222,753.06 and 89,796.16

Step by Step Solution

1. Step 1: Write the proportion equation
   161,417.68 : 222,753.06 = 89,796.16 : x
2. Step 2: Convert to fraction form
   161,417.68/222,753.06 = 89,796.16/x
3. Step 3: Cross multiply
   161,417.68x = 222,753.06 × 89,796.16
4. Step 4: Simplify right side
   161,417.68x = 20,002,369,416.25
5. Step 5: Solve for x
   x = 20,002,369,416.25/161,417.68
6. Step 6: Final answer
   x = 123,916.84