Finding the Fourth Proportional to 144,589.37, 199,533.30 and 80,927.18

Step by Step Solution

1. Step 1: Write the proportion equation
   144,589.37 : 199,533.30 = 80,927.18 : x
2. Step 2: Convert to fraction form
   144,589.37/199,533.30 = 80,927.18/x
3. Step 3: Cross multiply
   144,589.37x = 199,533.30 × 80,927.18
4. Step 4: Simplify right side
   144,589.37x = 16,147,666,287.43
5. Step 5: Solve for x
   x = 16,147,666,287.43/144,589.37
6. Step 6: Final answer
   x = 111,679.49