Finding the Third Proportional to 859,526 and 1,821,502

Step by Step Solution

1. Step 1: Write the proportion equation
   859,526 : 1,821,502 = 1,821,502 : x
2. Step 2: Convert to fraction form
   859,526/1,821,502 = 1,821,502/x
3. Step 3: Cross multiply
   859,526x = 1,821,502 × 1,821,502
4. Step 4: Simplify right side
   859,526x = 3,317,869,536,004
5. Step 5: Solve for x
   x = 3,317,869,536,004/859,526
6. Step 6: Final answer
   x = 3,860,115.38