Finding the Fourth Proportional to 1,420,269,196.15, 1,960,032,020.71 and 793,737,605.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,420,269,196.15 : 1,960,032,020.71 = 793,737,605.57 : x
2. Step 2: Convert to fraction form
   1,420,269,196.15/1,960,032,020.71 = 793,737,605.57/x
3. Step 3: Cross multiply
   1,420,269,196.15x = 1,960,032,020.71 × 793,737,605.57
4. Step 4: Simplify right side
   1,420,269,196.15x = 1,555,751,122,961,799,680
5. Step 5: Solve for x
   x = 1,555,751,122,961,799,680/1,420,269,196.15
6. Step 6: Final answer
   x = 1,095,391,723.75