Finding the Fourth Proportional to 144,496.02, 199,401.54 and 80,834.34

Step by Step Solution

1. Step 1: Write the proportion equation
   144,496.02 : 199,401.54 = 80,834.34 : x
2. Step 2: Convert to fraction form
   144,496.02/199,401.54 = 80,834.34/x
3. Step 3: Cross multiply
   144,496.02x = 199,401.54 × 80,834.34
4. Step 4: Simplify right side
   144,496.02x = 16,118,491,880.88
5. Step 5: Solve for x
   x = 16,118,491,880.88/144,496.02
6. Step 6: Final answer
   x = 111,549.73