Finding the Fourth Proportional to 161,097.16, 222,321.50 and 89,477.48

Step by Step Solution

1. Step 1: Write the proportion equation
   161,097.16 : 222,321.50 = 89,477.48 : x
2. Step 2: Convert to fraction form
   161,097.16/222,321.50 = 89,477.48/x
3. Step 3: Cross multiply
   161,097.16x = 222,321.50 × 89,477.48
4. Step 4: Simplify right side
   161,097.16x = 19,892,767,569.82
5. Step 5: Solve for x
   x = 19,892,767,569.82/161,097.16
6. Step 6: Final answer
   x = 123,483.04