Finding the Fourth Proportional to 161,522.11, 222,840.72 and 161,273

Step by Step Solution

1. Step 1: Write the proportion equation
   161,522.11 : 222,840.72 = 161,273 : x
2. Step 2: Convert to fraction form
   161,522.11/222,840.72 = 161,273/x
3. Step 3: Cross multiply
   161,522.11x = 222,840.72 × 161,273
4. Step 4: Simplify right side
   161,522.11x = 35,938,191,436.56
5. Step 5: Solve for x
   x = 35,938,191,436.56/161,522.11
6. Step 6: Final answer
   x = 222,497.04