Finding the Fourth Proportional to 2,541,933,871.58, 3,507,779,273.59 and 1,397,491,644.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541,933,871.58 : 3,507,779,273.59 = 1,397,491,644.02 : x
2. Step 2: Convert to fraction form
   2,541,933,871.58/3,507,779,273.59 = 1,397,491,644.02/x
3. Step 3: Cross multiply
   2,541,933,871.58x = 3,507,779,273.59 × 1,397,491,644.02
4. Step 4: Simplify right side
   2,541,933,871.58x = 4,902,092,223,908,570,112
5. Step 5: Solve for x
   x = 4,902,092,223,908,570,112/2,541,933,871.58
6. Step 6: Final answer
   x = 1,928,489,280.83