Finding the Fourth Proportional to 2,078,794.10, 3,120,815.55 and 1,120,013.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078,794.10 : 3,120,815.55 = 1,120,013.30 : x
2. Step 2: Convert to fraction form
   2,078,794.10/3,120,815.55 = 1,120,013.30/x
3. Step 3: Cross multiply
   2,078,794.10x = 3,120,815.55 × 1,120,013.30
4. Step 4: Simplify right side
   2,078,794.10x = 3,495,354,922,846.82
5. Step 5: Solve for x
   x = 3,495,354,922,846.82/2,078,794.10
6. Step 6: Final answer
   x = 1,681,433.93