Finding the Fourth Proportional to 2,576,674.56, 3,556,138.88 and 1,558,086.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,576,674.56 : 3,556,138.88 = 1,558,086.56 : x
2. Step 2: Convert to fraction form
   2,576,674.56/3,556,138.88 = 1,558,086.56/x
3. Step 3: Cross multiply
   2,576,674.56x = 3,556,138.88 × 1,558,086.56
4. Step 4: Simplify right side
   2,576,674.56x = 5,540,772,194,421.45
5. Step 5: Solve for x
   x = 5,540,772,194,421.45/2,576,674.56
6. Step 6: Final answer
   x = 2,150,357.78