Finding the Fourth Proportional to 670,490.72, 925,144.72 and 376,150.24

Step by Step Solution

1. Step 1: Write the proportion equation
   670,490.72 : 925,144.72 = 376,150.24 : x
2. Step 2: Convert to fraction form
   670,490.72/925,144.72 = 376,150.24/x
3. Step 3: Cross multiply
   670,490.72x = 925,144.72 × 376,150.24
4. Step 4: Simplify right side
   670,490.72x = 347,993,408,462.73
5. Step 5: Solve for x
   x = 347,993,408,462.73/670,490.72
6. Step 6: Final answer
   x = 519,013.01