Finding the Fourth Proportional to 194,878.27, 268,932.82 and 105,454.27

Step by Step Solution

1. Step 1: Write the proportion equation
   194,878.27 : 268,932.82 = 105,454.27 : x
2. Step 2: Convert to fraction form
   194,878.27/268,932.82 = 105,454.27/x
3. Step 3: Cross multiply
   194,878.27x = 268,932.82 × 105,454.27
4. Step 4: Simplify right side
   194,878.27x = 28,360,112,673.06
5. Step 5: Solve for x
   x = 28,360,112,673.06/194,878.27
6. Step 6: Final answer
   x = 145,527.32