Finding the Fourth Proportional to 144,757, 199,764.66 and 81,094.78

Step by Step Solution

1. Step 1: Write the proportion equation
   144,757 : 199,764.66 = 81,094.78 : x
2. Step 2: Convert to fraction form
   144,757/199,764.66 = 81,094.78/x
3. Step 3: Cross multiply
   144,757x = 199,764.66 × 81,094.78
4. Step 4: Simplify right side
   144,757x = 16,199,871,154.47
5. Step 5: Solve for x
   x = 16,199,871,154.47/144,757
6. Step 6: Final answer
   x = 111,910.80