Finding the Fourth Proportional to 2,259,498.31, 3,116,560.19 and 1,443,339.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259,498.31 : 3,116,560.19 = 1,443,339.61 : x
2. Step 2: Convert to fraction form
   2,259,498.31/3,116,560.19 = 1,443,339.61/x
3. Step 3: Cross multiply
   2,259,498.31x = 3,116,560.19 × 1,443,339.61
4. Step 4: Simplify right side
   2,259,498.31x = 4,498,254,754,168.03
5. Step 5: Solve for x
   x = 4,498,254,754,168.03/2,259,498.31
6. Step 6: Final answer
   x = 1,990,820.15