Finding the Fourth Proportional to 2,213,388,540.21, 3,320,665,139.04 and 795,428,920

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213,388,540.21 : 3,320,665,139.04 = 795,428,920 : x
2. Step 2: Convert to fraction form
   2,213,388,540.21/3,320,665,139.04 = 795,428,920/x
3. Step 3: Cross multiply
   2,213,388,540.21x = 3,320,665,139.04 × 795,428,920
4. Step 4: Simplify right side
   2,213,388,540.21x = 2,641,353,085,228,236,800
5. Step 5: Solve for x
   x = 2,641,353,085,228,236,800/2,213,388,540.21
6. Step 6: Final answer
   x = 1,193,352,652.39