Finding the Third Proportional to 490,920 and 1,059,112

Step by Step Solution

1. Step 1: Write the proportion equation
   490,920 : 1,059,112 = 1,059,112 : x
2. Step 2: Convert to fraction form
   490,920/1,059,112 = 1,059,112/x
3. Step 3: Cross multiply
   490,920x = 1,059,112 × 1,059,112
4. Step 4: Simplify right side
   490,920x = 1,121,718,228,544
5. Step 5: Solve for x
   x = 1,121,718,228,544/490,920
6. Step 6: Final answer
   x = 2,284,930.80