Finding the Fourth Proportional to 2,515,397.77, 3,773,097.82 and 809,540.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,515,397.77 : 3,773,097.82 = 809,540.83 : x
2. Step 2: Convert to fraction form
   2,515,397.77/3,773,097.82 = 809,540.83/x
3. Step 3: Cross multiply
   2,515,397.77x = 3,773,097.82 × 809,540.83
4. Step 4: Simplify right side
   2,515,397.77x = 3,054,476,732,453.17
5. Step 5: Solve for x
   x = 3,054,476,732,453.17/2,515,397.77
6. Step 6: Final answer
   x = 1,214,311.62