Finding the Fourth Proportional to 2,589,776.20, 3,573,760.15 and 1,428,424.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,776.20 : 3,573,760.15 = 1,428,424.52 : x
2. Step 2: Convert to fraction form
   2,589,776.20/3,573,760.15 = 1,428,424.52/x
3. Step 3: Cross multiply
   2,589,776.20x = 3,573,760.15 × 1,428,424.52
4. Step 4: Simplify right side
   2,589,776.20x = 5,104,846,632,222.22
5. Step 5: Solve for x
   x = 5,104,846,632,222.22/2,589,776.20
6. Step 6: Final answer
   x = 1,971,153.58