Finding the Fourth Proportional to 3,887,667,139.56, 5,831,759,294.82 and 1,366,290,426.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,887,667,139.56 : 5,831,759,294.82 = 1,366,290,426.12 : x
2. Step 2: Convert to fraction form
   3,887,667,139.56/5,831,759,294.82 = 1,366,290,426.12/x
3. Step 3: Cross multiply
   3,887,667,139.56x = 5,831,759,294.82 × 1,366,290,426.12
4. Step 4: Simplify right side
   3,887,667,139.56x = 7,967,876,891,948,887,040
5. Step 5: Solve for x
   x = 7,967,876,891,948,887,040/3,887,667,139.56
6. Step 6: Final answer
   x = 2,049,526,517.04