Finding the Fourth Proportional to 2,042,301.09, 2,817,132.10 and 1,257,493.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042,301.09 : 2,817,132.10 = 1,257,493.31 : x
2. Step 2: Convert to fraction form
   2,042,301.09/2,817,132.10 = 1,257,493.31/x
3. Step 3: Cross multiply
   2,042,301.09x = 2,817,132.10 × 1,257,493.31
4. Step 4: Simplify right side
   2,042,301.09x = 3,542,524,751,906.86
5. Step 5: Solve for x
   x = 3,542,524,751,906.86/2,042,301.09
6. Step 6: Final answer
   x = 1,734,575.17