Finding the Fourth Proportional to 820,932,167.69, 1,132,872,390.24 and 444,585,705.47

Step by Step Solution

1. Step 1: Write the proportion equation
   820,932,167.69 : 1,132,872,390.24 = 444,585,705.47 : x
2. Step 2: Convert to fraction form
   820,932,167.69/1,132,872,390.24 = 444,585,705.47/x
3. Step 3: Cross multiply
   820,932,167.69x = 1,132,872,390.24 × 444,585,705.47
4. Step 4: Simplify right side
   820,932,167.69x = 503,658,870,816,671,168
5. Step 5: Solve for x
   x = 503,658,870,816,671,168/820,932,167.69
6. Step 6: Final answer
   x = 613,520,691.04