Finding the Fourth Proportional to 2,057,405,621.35, 2,839,297,804.71 and 1,153,178,268.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,405,621.35 : 2,839,297,804.71 = 1,153,178,268.56 : x
2. Step 2: Convert to fraction form
   2,057,405,621.35/2,839,297,804.71 = 1,153,178,268.56/x
3. Step 3: Cross multiply
   2,057,405,621.35x = 2,839,297,804.71 × 1,153,178,268.56
4. Step 4: Simplify right side
   2,057,405,621.35x = 3,274,216,526,368,784,896
5. Step 5: Solve for x
   x = 3,274,216,526,368,784,896/2,057,405,621.35
6. Step 6: Final answer
   x = 1,591,429,756.19