Finding the Fourth Proportional to 3,469,870,227.56, 5,204,867,549.34 and 1,260,648,907.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,469,870,227.56 : 5,204,867,549.34 = 1,260,648,907.88 : x
2. Step 2: Convert to fraction form
   3,469,870,227.56/5,204,867,549.34 = 1,260,648,907.88/x
3. Step 3: Cross multiply
   3,469,870,227.56x = 5,204,867,549.34 × 1,260,648,907.88
4. Step 4: Simplify right side
   3,469,870,227.56x = 6,561,510,591,735,523,328
5. Step 5: Solve for x
   x = 6,561,510,591,735,523,328/3,469,870,227.56
6. Step 6: Final answer
   x = 1,890,995,962.79