Finding the Fourth Proportional to 161,060.06, 222,273.16 and 89,440.08

Step by Step Solution

1. Step 1: Write the proportion equation
   161,060.06 : 222,273.16 = 89,440.08 : x
2. Step 2: Convert to fraction form
   161,060.06/222,273.16 = 89,440.08/x
3. Step 3: Cross multiply
   161,060.06x = 222,273.16 × 89,440.08
4. Step 4: Simplify right side
   161,060.06x = 19,880,128,100.89
5. Step 5: Solve for x
   x = 19,880,128,100.89/161,060.06
6. Step 6: Final answer
   x = 123,433.01