Finding the Fourth Proportional to 1,978,479.42, 2,730,363.57 and 1,119,022.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,479.42 : 2,730,363.57 = 1,119,022.98 : x
2. Step 2: Convert to fraction form
   1,978,479.42/2,730,363.57 = 1,119,022.98/x
3. Step 3: Cross multiply
   1,978,479.42x = 2,730,363.57 × 1,119,022.98
4. Step 4: Simplify right side
   1,978,479.42x = 3,055,339,578,584.84
5. Step 5: Solve for x
   x = 3,055,339,578,584.84/1,978,479.42
6. Step 6: Final answer
   x = 1,544,286.76