Finding the Fourth Proportional to 2,732,387,236.57, 4,098,830,978.81 and 767,227,072.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,732,387,236.57 : 4,098,830,978.81 = 767,227,072.78 : x
2. Step 2: Convert to fraction form
   2,732,387,236.57/4,098,830,978.81 = 767,227,072.78/x
3. Step 3: Cross multiply
   2,732,387,236.57x = 4,098,830,978.81 × 767,227,072.78
4. Step 4: Simplify right side
   2,732,387,236.57x = 3,144,734,093,688,542,208
5. Step 5: Solve for x
   x = 3,144,734,093,688,542,208/2,732,387,236.57
6. Step 6: Final answer
   x = 1,150,910,841.48