Finding the Fourth Proportional to 2,825,610.54, 3,900,196.35 and 1,920,717.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,825,610.54 : 3,900,196.35 = 1,920,717.42 : x
2. Step 2: Convert to fraction form
   2,825,610.54/3,900,196.35 = 1,920,717.42/x
3. Step 3: Cross multiply
   2,825,610.54x = 3,900,196.35 × 1,920,717.42
4. Step 4: Simplify right side
   2,825,610.54x = 7,491,175,070,865.42
5. Step 5: Solve for x
   x = 7,491,175,070,865.42/2,825,610.54
6. Step 6: Final answer
   x = 2,651,170.42