Finding the Fourth Proportional to 2,271,915.83, 3,135,193.39 and 1,253,320.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,271,915.83 : 3,135,193.39 = 1,253,320.31 : x
2. Step 2: Convert to fraction form
   2,271,915.83/3,135,193.39 = 1,253,320.31/x
3. Step 3: Cross multiply
   2,271,915.83x = 3,135,193.39 × 1,253,320.31
4. Step 4: Simplify right side
   2,271,915.83x = 3,929,401,560,869.39
5. Step 5: Solve for x
   x = 3,929,401,560,869.39/2,271,915.83
6. Step 6: Final answer
   x = 1,729,554.20