Finding the Fourth Proportional to 300,845.94, 451,265.42 and 73,142.84

Step by Step Solution

1. Step 1: Write the proportion equation
   300,845.94 : 451,265.42 = 73,142.84 : x
2. Step 2: Convert to fraction form
   300,845.94/451,265.42 = 73,142.84/x
3. Step 3: Cross multiply
   300,845.94x = 451,265.42 × 73,142.84
4. Step 4: Simplify right side
   300,845.94x = 33,006,834,412.59
5. Step 5: Solve for x
   x = 33,006,834,412.59/300,845.94
6. Step 6: Final answer
   x = 109,713.41