Finding the Fourth Proportional to 2,580,520.54, 3,560,916.62 and 1,434,531.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580,520.54 : 3,560,916.62 = 1,434,531.10 : x
2. Step 2: Convert to fraction form
   2,580,520.54/3,560,916.62 = 1,434,531.10/x
3. Step 3: Cross multiply
   2,580,520.54x = 3,560,916.62 × 1,434,531.10
4. Step 4: Simplify right side
   2,580,520.54x = 5,108,245,635,896.88
5. Step 5: Solve for x
   x = 5,108,245,635,896.88/2,580,520.54
6. Step 6: Final answer
   x = 1,979,540.78