Finding the Fourth Proportional to 737,641.82, 1,017,992.71 and 447,281.12

Step by Step Solution

1. Step 1: Write the proportion equation
   737,641.82 : 1,017,992.71 = 447,281.12 : x
2. Step 2: Convert to fraction form
   737,641.82/1,017,992.71 = 447,281.12/x
3. Step 3: Cross multiply
   737,641.82x = 1,017,992.71 × 447,281.12
4. Step 4: Simplify right side
   737,641.82x = 455,328,922,584.72
5. Step 5: Solve for x
   x = 455,328,922,584.72/737,641.82
6. Step 6: Final answer
   x = 617,276.45