Finding the Fourth Proportional to 194,760, 268,768.82 and 105,336

Step by Step Solution

1. Step 1: Write the proportion equation
   194,760 : 268,768.82 = 105,336 : x
2. Step 2: Convert to fraction form
   194,760/268,768.82 = 105,336/x
3. Step 3: Cross multiply
   194,760x = 268,768.82 × 105,336
4. Step 4: Simplify right side
   194,760x = 28,311,032,423.52
5. Step 5: Solve for x
   x = 28,311,032,423.52/194,760
6. Step 6: Final answer
   x = 145,363.69