Finding the Fourth Proportional to 300,321.21, 450,521.46 and 110,914.72

Step by Step Solution

1. Step 1: Write the proportion equation
   300,321.21 : 450,521.46 = 110,914.72 : x
2. Step 2: Convert to fraction form
   300,321.21/450,521.46 = 110,914.72/x
3. Step 3: Cross multiply
   300,321.21x = 450,521.46 × 110,914.72
4. Step 4: Simplify right side
   300,321.21x = 49,969,460,463.59
5. Step 5: Solve for x
   x = 49,969,460,463.59/300,321.21
6. Step 6: Final answer
   x = 166,386.72