Finding the Fourth Proportional to 2,105,262,278.09, 2,905,146,845.25 and 1,152,458,694.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,262,278.09 : 2,905,146,845.25 = 1,152,458,694.89 : x
2. Step 2: Convert to fraction form
   2,105,262,278.09/2,905,146,845.25 = 1,152,458,694.89/x
3. Step 3: Cross multiply
   2,105,262,278.09x = 2,905,146,845.25 × 1,152,458,694.89
4. Step 4: Simplify right side
   2,105,262,278.09x = 3,348,061,741,740,616,192
5. Step 5: Solve for x
   x = 3,348,061,741,740,616,192/2,105,262,278.09
6. Step 6: Final answer
   x = 1,590,329,991.94