Finding the Fourth Proportional to 161,494.34, 222,838.43 and 96,949.89

Step by Step Solution

1. Step 1: Write the proportion equation
   161,494.34 : 222,838.43 = 96,949.89 : x
2. Step 2: Convert to fraction form
   161,494.34/222,838.43 = 96,949.89/x
3. Step 3: Cross multiply
   161,494.34x = 222,838.43 × 96,949.89
4. Step 4: Simplify right side
   161,494.34x = 21,604,160,791.52
5. Step 5: Solve for x
   x = 21,604,160,791.52/161,494.34
6. Step 6: Final answer
   x = 133,776.59