Finding the Fourth Proportional to 155,241.39, 233,193.78 and 111,151.47

Step by Step Solution

1. Step 1: Write the proportion equation
   155,241.39 : 233,193.78 = 111,151.47 : x
2. Step 2: Convert to fraction form
   155,241.39/233,193.78 = 111,151.47/x
3. Step 3: Cross multiply
   155,241.39x = 233,193.78 × 111,151.47
4. Step 4: Simplify right side
   155,241.39x = 25,919,831,441.86
5. Step 5: Solve for x
   x = 25,919,831,441.86/155,241.39
6. Step 6: Final answer
   x = 166,964.70