Finding the Fourth Proportional to 144,914.94, 199,890.60 and 104,687.82

Step by Step Solution

1. Step 1: Write the proportion equation
   144,914.94 : 199,890.60 = 104,687.82 : x
2. Step 2: Convert to fraction form
   144,914.94/199,890.60 = 104,687.82/x
3. Step 3: Cross multiply
   144,914.94x = 199,890.60 × 104,687.82
4. Step 4: Simplify right side
   144,914.94x = 20,926,111,152.49
5. Step 5: Solve for x
   x = 20,926,111,152.49/144,914.94
6. Step 6: Final answer
   x = 144,402.72