Finding the Fourth Proportional to 185,123.48, 277,765.86 and 72,885.27

Step by Step Solution

1. Step 1: Write the proportion equation
   185,123.48 : 277,765.86 = 72,885.27 : x
2. Step 2: Convert to fraction form
   185,123.48/277,765.86 = 72,885.27/x
3. Step 3: Cross multiply
   185,123.48x = 277,765.86 × 72,885.27
4. Step 4: Simplify right side
   185,123.48x = 20,245,039,045.41
5. Step 5: Solve for x
   x = 20,245,039,045.41/185,123.48
6. Step 6: Final answer
   x = 109,359.65