Finding the Fourth Proportional to 2,555,499,910.04, 3,825,394,890.28 and 2,178,501,856.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555,499,910.04 : 3,825,394,890.28 = 2,178,501,856.58 : x
2. Step 2: Convert to fraction form
   2,555,499,910.04/3,825,394,890.28 = 2,178,501,856.58/x
3. Step 3: Cross multiply
   2,555,499,910.04x = 3,825,394,890.28 × 2,178,501,856.58
4. Step 4: Simplify right side
   2,555,499,910.04x = 8,333,629,870,626,625,536
5. Step 5: Solve for x
   x = 8,333,629,870,626,625,536/2,555,499,910.04
6. Step 6: Final answer
   x = 3,261,056,608.88