Finding the Fourth Proportional to 300,123.83, 449,770.21 and 150,173.39

Step by Step Solution

1. Step 1: Write the proportion equation
   300,123.83 : 449,770.21 = 150,173.39 : x
2. Step 2: Convert to fraction form
   300,123.83/449,770.21 = 150,173.39/x
3. Step 3: Cross multiply
   300,123.83x = 449,770.21 × 150,173.39
4. Step 4: Simplify right side
   300,123.83x = 67,543,517,156.71
5. Step 5: Solve for x
   x = 67,543,517,156.71/300,123.83
6. Step 6: Final answer
   x = 225,052.16