Finding the Fourth Proportional to 294,109.74, 441,164.69 and 72,493.74

Step by Step Solution

1. Step 1: Write the proportion equation
   294,109.74 : 441,164.69 = 72,493.74 : x
2. Step 2: Convert to fraction form
   294,109.74/441,164.69 = 72,493.74/x
3. Step 3: Cross multiply
   294,109.74x = 441,164.69 × 72,493.74
4. Step 4: Simplify right side
   294,109.74x = 31,981,678,334.04
5. Step 5: Solve for x
   x = 31,981,678,334.04/294,109.74
6. Step 6: Final answer
   x = 108,740.63