Finding the Fourth Proportional to 2,959,904,109.43, 4,439,510,559.42 and 1,189,203,148.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,959,904,109.43 : 4,439,510,559.42 = 1,189,203,148.54 : x
2. Step 2: Convert to fraction form
   2,959,904,109.43/4,439,510,559.42 = 1,189,203,148.54/x
3. Step 3: Cross multiply
   2,959,904,109.43x = 4,439,510,559.42 × 1,189,203,148.54
4. Step 4: Simplify right side
   2,959,904,109.43x = 5,279,479,935,238,840,320
5. Step 5: Solve for x
   x = 5,279,479,935,238,840,320/2,959,904,109.43
6. Step 6: Final answer
   x = 1,783,665,868.91