Finding the Fourth Proportional to 2,935,789,321.59, 4,052,242,975.61 and 1,918,667,757.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,935,789,321.59 : 4,052,242,975.61 = 1,918,667,757.20 : x
2. Step 2: Convert to fraction form
   2,935,789,321.59/4,052,242,975.61 = 1,918,667,757.20/x
3. Step 3: Cross multiply
   2,935,789,321.59x = 4,052,242,975.61 × 1,918,667,757.20
4. Step 4: Simplify right side
   2,935,789,321.59x = 7,774,907,941,613,238,272
5. Step 5: Solve for x
   x = 7,774,907,941,613,238,272/2,935,789,321.59
6. Step 6: Final answer
   x = 2,648,319,443.24