Finding the Fourth Proportional to 228,835.98, 315,793.61 and 126,861.18

Step by Step Solution

1. Step 1: Write the proportion equation
   228,835.98 : 315,793.61 = 126,861.18 : x
2. Step 2: Convert to fraction form
   228,835.98/315,793.61 = 126,861.18/x
3. Step 3: Cross multiply
   228,835.98x = 315,793.61 × 126,861.18
4. Step 4: Simplify right side
   228,835.98x = 40,061,949,903.22
5. Step 5: Solve for x
   x = 40,061,949,903.22/228,835.98
6. Step 6: Final answer
   x = 175,068.41