Finding the Fourth Proportional to 2,040,128.32, 2,815,337.88 and 1,122,303.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040,128.32 : 2,815,337.88 = 1,122,303.80 : x
2. Step 2: Convert to fraction form
   2,040,128.32/2,815,337.88 = 1,122,303.80/x
3. Step 3: Cross multiply
   2,040,128.32x = 2,815,337.88 × 1,122,303.80
4. Step 4: Simplify right side
   2,040,128.32x = 3,159,664,401,007.94
5. Step 5: Solve for x
   x = 3,159,664,401,007.94/2,040,128.32
6. Step 6: Final answer
   x = 1,548,757.68