Finding the Fourth Proportional to 144,983.94, 200,099.69 and 88,428.12

Step by Step Solution

1. Step 1: Write the proportion equation
   144,983.94 : 200,099.69 = 88,428.12 : x
2. Step 2: Convert to fraction form
   144,983.94/200,099.69 = 88,428.12/x
3. Step 3: Cross multiply
   144,983.94x = 200,099.69 × 88,428.12
4. Step 4: Simplify right side
   144,983.94x = 17,694,438,957.14
5. Step 5: Solve for x
   x = 17,694,438,957.14/144,983.94
6. Step 6: Final answer
   x = 122,044.13