Finding the Fourth Proportional to 104,423.69, 144,104.83 and 56,677.04

Step by Step Solution

1. Step 1: Write the proportion equation
   104,423.69 : 144,104.83 = 56,677.04 : x
2. Step 2: Convert to fraction form
   104,423.69/144,104.83 = 56,677.04/x
3. Step 3: Cross multiply
   104,423.69x = 144,104.83 × 56,677.04
4. Step 4: Simplify right side
   104,423.69x = 8,167,434,351.89
5. Step 5: Solve for x
   x = 8,167,434,351.89/104,423.69
6. Step 6: Final answer
   x = 78,214.39