Finding the Fourth Proportional to 2,862,456.30, 4,293,686.88 and 1,345,026.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,862,456.30 : 4,293,686.88 = 1,345,026.20 : x
2. Step 2: Convert to fraction form
   2,862,456.30/4,293,686.88 = 1,345,026.20/x
3. Step 3: Cross multiply
   2,862,456.30x = 4,293,686.88 × 1,345,026.20
4. Step 4: Simplify right side
   2,862,456.30x = 5,775,121,326,727.82
5. Step 5: Solve for x
   x = 5,775,121,326,727.82/2,862,456.30
6. Step 6: Final answer
   x = 2,017,540.43