Finding the Fourth Proportional to 449,292.72, 673,713.72 and 149,667.96

Step by Step Solution

1. Step 1: Write the proportion equation
   449,292.72 : 673,713.72 = 149,667.96 : x
2. Step 2: Convert to fraction form
   449,292.72/673,713.72 = 149,667.96/x
3. Step 3: Cross multiply
   449,292.72x = 673,713.72 × 149,667.96
4. Step 4: Simplify right side
   449,292.72x = 100,833,358,096.41
5. Step 5: Solve for x
   x = 100,833,358,096.41/449,292.72
6. Step 6: Final answer
   x = 224,426.87