Finding the Fourth Proportional to 3,647,685.89, 5,031,195.89 and 2,560,200.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,647,685.89 : 5,031,195.89 = 2,560,200.14 : x
2. Step 2: Convert to fraction form
   3,647,685.89/5,031,195.89 = 2,560,200.14/x
3. Step 3: Cross multiply
   3,647,685.89x = 5,031,195.89 × 2,560,200.14
4. Step 4: Simplify right side
   3,647,685.89x = 12,880,868,421,945.42
5. Step 5: Solve for x
   x = 12,880,868,421,945.42/3,647,685.89
6. Step 6: Final answer
   x = 3,531,243.87