Finding the Fourth Proportional to 104,723.27, 144,513.83 and 56,976.67

Step by Step Solution

1. Step 1: Write the proportion equation
   104,723.27 : 144,513.83 = 56,976.67 : x
2. Step 2: Convert to fraction form
   104,723.27/144,513.83 = 56,976.67/x
3. Step 3: Cross multiply
   104,723.27x = 144,513.83 × 56,976.67
4. Step 4: Simplify right side
   104,723.27x = 8,233,915,794.89
5. Step 5: Solve for x
   x = 8,233,915,794.89/104,723.27
6. Step 6: Final answer
   x = 78,625.46