Finding the Fourth Proportional to 104,942.72, 144,674.24 and 88,744.96

Step by Step Solution

1. Step 1: Write the proportion equation
   104,942.72 : 144,674.24 = 88,744.96 : x
2. Step 2: Convert to fraction form
   104,942.72/144,674.24 = 88,744.96/x
3. Step 3: Cross multiply
   104,942.72x = 144,674.24 × 88,744.96
4. Step 4: Simplify right side
   104,942.72x = 12,839,109,378.95
5. Step 5: Solve for x
   x = 12,839,109,378.95/104,942.72
6. Step 6: Final answer
   x = 122,343.97