Finding the Fourth Proportional to 1,568,411.49, 2,165,788.04 and 980,718.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,568,411.49 : 2,165,788.04 = 980,718.12 : x
2. Step 2: Convert to fraction form
   1,568,411.49/2,165,788.04 = 980,718.12/x
3. Step 3: Cross multiply
   1,568,411.49x = 2,165,788.04 × 980,718.12
4. Step 4: Simplify right side
   1,568,411.49x = 2,124,027,570,003.69
5. Step 5: Solve for x
   x = 2,124,027,570,003.69/1,568,411.49
6. Step 6: Final answer
   x = 1,354,254.02