Finding the Fourth Proportional to 2,610,183,083.82, 3,915,236,290.38 and 645,036,109.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610,183,083.82 : 3,915,236,290.38 = 645,036,109.68 : x
2. Step 2: Convert to fraction form
   2,610,183,083.82/3,915,236,290.38 = 645,036,109.68/x
3. Step 3: Cross multiply
   2,610,183,083.82x = 3,915,236,290.38 × 645,036,109.68
4. Step 4: Simplify right side
   2,610,183,083.82x = 2,525,468,785,224,669,696
5. Step 5: Solve for x
   x = 2,525,468,785,224,669,696/2,610,183,083.82
6. Step 6: Final answer
   x = 967,544,690.98