Finding the Fourth Proportional to 2,333,175,721.12, 3,500,111,581.68 and 859,202,196.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333,175,721.12 : 3,500,111,581.68 = 859,202,196.64 : x
2. Step 2: Convert to fraction form
   2,333,175,721.12/3,500,111,581.68 = 859,202,196.64/x
3. Step 3: Cross multiply
   2,333,175,721.12x = 3,500,111,581.68 × 859,202,196.64
4. Step 4: Simplify right side
   2,333,175,721.12x = 3,007,303,559,464,560,640
5. Step 5: Solve for x
   x = 3,007,303,559,464,560,640/2,333,175,721.12
6. Step 6: Final answer
   x = 1,288,931,447.49