Finding the Fourth Proportional to 144,504.09, 199,483.83 and 108,707.76

Step by Step Solution

1. Step 1: Write the proportion equation
   144,504.09 : 199,483.83 = 108,707.76 : x
2. Step 2: Convert to fraction form
   144,504.09/199,483.83 = 108,707.76/x
3. Step 3: Cross multiply
   144,504.09x = 199,483.83 × 108,707.76
4. Step 4: Simplify right side
   144,504.09x = 21,685,440,315.52
5. Step 5: Solve for x
   x = 21,685,440,315.52/144,504.09
6. Step 6: Final answer
   x = 150,068.00