Finding the Fourth Proportional to 496,675, 685,411.52 and 270,322.12

Step by Step Solution

1. Step 1: Write the proportion equation
   496,675 : 685,411.52 = 270,322.12 : x
2. Step 2: Convert to fraction form
   496,675/685,411.52 = 270,322.12/x
3. Step 3: Cross multiply
   496,675x = 685,411.52 × 270,322.12
4. Step 4: Simplify right side
   496,675x = 185,281,895,158.82
5. Step 5: Solve for x
   x = 185,281,895,158.82/496,675
6. Step 6: Final answer
   x = 373,044.54