Finding the Fourth Proportional to 300,562.41, 450,873.69 and 111,072.53

Step by Step Solution

1. Step 1: Write the proportion equation
   300,562.41 : 450,873.69 = 111,072.53 : x
2. Step 2: Convert to fraction form
   300,562.41/450,873.69 = 111,072.53/x
3. Step 3: Cross multiply
   300,562.41x = 450,873.69 × 111,072.53
4. Step 4: Simplify right side
   300,562.41x = 50,079,679,204.37
5. Step 5: Solve for x
   x = 50,079,679,204.37/300,562.41
6. Step 6: Final answer
   x = 166,619.90