Finding the Fourth Proportional to 144,276.89, 199,101.56 and 80,614.67

Step by Step Solution

1. Step 1: Write the proportion equation
   144,276.89 : 199,101.56 = 80,614.67 : x
2. Step 2: Convert to fraction form
   144,276.89/199,101.56 = 80,614.67/x
3. Step 3: Cross multiply
   144,276.89x = 199,101.56 × 80,614.67
4. Step 4: Simplify right side
   144,276.89x = 16,050,505,157.30
5. Step 5: Solve for x
   x = 16,050,505,157.30/144,276.89
6. Step 6: Final answer
   x = 111,247.93