Finding the Fourth Proportional to 3,973,825,947.98, 5,483,996,784.76 and 2,189,794,322.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,973,825,947.98 : 5,483,996,784.76 = 2,189,794,322.09 : x
2. Step 2: Convert to fraction form
   3,973,825,947.98/5,483,996,784.76 = 2,189,794,322.09/x
3. Step 3: Cross multiply
   3,973,825,947.98x = 5,483,996,784.76 × 2,189,794,322.09
4. Step 4: Simplify right side
   3,973,825,947.98x = 12,008,825,021,627,265,024
5. Step 5: Solve for x
   x = 12,008,825,021,627,265,024/3,973,825,947.98
6. Step 6: Final answer
   x = 3,021,980,624.93