Finding the Fourth Proportional to 194,943, 269,022.15 and 105,519

Step by Step Solution

1. Step 1: Write the proportion equation
   194,943 : 269,022.15 = 105,519 : x
2. Step 2: Convert to fraction form
   194,943/269,022.15 = 105,519/x
3. Step 3: Cross multiply
   194,943x = 269,022.15 × 105,519
4. Step 4: Simplify right side
   194,943x = 28,386,948,245.85
5. Step 5: Solve for x
   x = 28,386,948,245.85/194,943
6. Step 6: Final answer
   x = 145,616.66