Finding the Fourth Proportional to 449,304.72, 673,731.72 and 149,679.96

Step by Step Solution

1. Step 1: Write the proportion equation
   449,304.72 : 673,731.72 = 149,679.96 : x
2. Step 2: Convert to fraction form
   449,304.72/673,731.72 = 149,679.96/x
3. Step 3: Cross multiply
   449,304.72x = 673,731.72 × 149,679.96
4. Step 4: Simplify right side
   449,304.72x = 100,844,136,900.33
5. Step 5: Solve for x
   x = 100,844,136,900.33/449,304.72
6. Step 6: Final answer
   x = 224,444.86