Finding the Fourth Proportional to 228,783.89, 315,732.33 and 126,811.52

Step by Step Solution

1. Step 1: Write the proportion equation
   228,783.89 : 315,732.33 = 126,811.52 : x
2. Step 2: Convert to fraction form
   228,783.89/315,732.33 = 126,811.52/x
3. Step 3: Cross multiply
   228,783.89x = 315,732.33 × 126,811.52
4. Step 4: Simplify right side
   228,783.89x = 40,038,498,061.77
5. Step 5: Solve for x
   x = 40,038,498,061.77/228,783.89
6. Step 6: Final answer
   x = 175,005.76