Finding the Third Proportional to 830,762 and 1,815,286

Step by Step Solution

1. Step 1: Write the proportion equation
   830,762 : 1,815,286 = 1,815,286 : x
2. Step 2: Convert to fraction form
   830,762/1,815,286 = 1,815,286/x
3. Step 3: Cross multiply
   830,762x = 1,815,286 × 1,815,286
4. Step 4: Simplify right side
   830,762x = 3,295,263,261,796
5. Step 5: Solve for x
   x = 3,295,263,261,796/830,762
6. Step 6: Final answer
   x = 3,966,555.12