Finding the Fourth Proportional to 2,541,933,831.42, 3,507,779,218.28 and 1,397,491,603.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541,933,831.42 : 3,507,779,218.28 = 1,397,491,603.83 : x
2. Step 2: Convert to fraction form
   2,541,933,831.42/3,507,779,218.28 = 1,397,491,603.83/x
3. Step 3: Cross multiply
   2,541,933,831.42x = 3,507,779,218.28 × 1,397,491,603.83
4. Step 4: Simplify right side
   2,541,933,831.42x = 4,902,092,005,628,673,024
5. Step 5: Solve for x
   x = 4,902,092,005,628,673,024/2,541,933,831.42
6. Step 6: Final answer
   x = 1,928,489,225.42