Finding the Third Proportional to 680,256 and 1,482,990

Step by Step Solution

1. Step 1: Write the proportion equation
   680,256 : 1,482,990 = 1,482,990 : x
2. Step 2: Convert to fraction form
   680,256/1,482,990 = 1,482,990/x
3. Step 3: Cross multiply
   680,256x = 1,482,990 × 1,482,990
4. Step 4: Simplify right side
   680,256x = 2,199,259,340,100
5. Step 5: Solve for x
   x = 2,199,259,340,100/680,256
6. Step 6: Final answer
   x = 3,232,987.79