Finding the Fourth Proportional to 144,792.63, 199,813.89 and 88,204

Step by Step Solution

1. Step 1: Write the proportion equation
   144,792.63 : 199,813.89 = 88,204 : x
2. Step 2: Convert to fraction form
   144,792.63/199,813.89 = 88,204/x
3. Step 3: Cross multiply
   144,792.63x = 199,813.89 × 88,204
4. Step 4: Simplify right side
   144,792.63x = 17,624,384,353.56
5. Step 5: Solve for x
   x = 17,624,384,353.56/144,792.63
6. Step 6: Final answer
   x = 121,721.56