Finding the Fourth Proportional to 2,567,057,076.56, 3,852,016,306.50 and 1,386,613,766.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,567,057,076.56 : 3,852,016,306.50 = 1,386,613,766.36 : x
2. Step 2: Convert to fraction form
   2,567,057,076.56/3,852,016,306.50 = 1,386,613,766.36/x
3. Step 3: Cross multiply
   2,567,057,076.56x = 3,852,016,306.50 × 1,386,613,766.36
4. Step 4: Simplify right side
   2,567,057,076.56x = 5,341,258,838,816,840,704
5. Step 5: Solve for x
   x = 5,341,258,838,816,840,704/2,567,057,076.56
6. Step 6: Final answer
   x = 2,080,693,447.61