Finding the Third Proportional to 829,704 and 1,820,112

Step by Step Solution

1. Step 1: Write the proportion equation
   829,704 : 1,820,112 = 1,820,112 : x
2. Step 2: Convert to fraction form
   829,704/1,820,112 = 1,820,112/x
3. Step 3: Cross multiply
   829,704x = 1,820,112 × 1,820,112
4. Step 4: Simplify right side
   829,704x = 3,312,807,692,544
5. Step 5: Solve for x
   x = 3,312,807,692,544/829,704
6. Step 6: Final answer
   x = 3,992,758.49