Finding the Fourth Proportional to 2,566,564.56, 3,541,488.12 and 1,420,642.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566,564.56 : 3,541,488.12 = 1,420,642.26 : x
2. Step 2: Convert to fraction form
   2,566,564.56/3,541,488.12 = 1,420,642.26/x
3. Step 3: Cross multiply
   2,566,564.56x = 3,541,488.12 × 1,420,642.26
4. Step 4: Simplify right side
   2,566,564.56x = 5,031,187,686,559.95
5. Step 5: Solve for x
   x = 5,031,187,686,559.95/2,566,564.56
6. Step 6: Final answer
   x = 1,960,280.98