Finding the Fourth Proportional to 300,401.97, 414,368.02 and 185,715.69

Step by Step Solution

1. Step 1: Write the proportion equation
   300,401.97 : 414,368.02 = 185,715.69 : x
2. Step 2: Convert to fraction form
   300,401.97/414,368.02 = 185,715.69/x
3. Step 3: Cross multiply
   300,401.97x = 414,368.02 × 185,715.69
4. Step 4: Simplify right side
   300,401.97x = 76,954,641,426.50
5. Step 5: Solve for x
   x = 76,954,641,426.50/300,401.97
6. Step 6: Final answer
   x = 256,172.23