Finding the Fourth Proportional to 194,967, 269,055.27 and 105,543

Step by Step Solution

1. Step 1: Write the proportion equation
   194,967 : 269,055.27 = 105,543 : x
2. Step 2: Convert to fraction form
   194,967/269,055.27 = 105,543/x
3. Step 3: Cross multiply
   194,967x = 269,055.27 × 105,543
4. Step 4: Simplify right side
   194,967x = 28,396,900,361.61
5. Step 5: Solve for x
   x = 28,396,900,361.61/194,967
6. Step 6: Final answer
   x = 145,649.78