Finding the Third Proportional to 1,036,999 and 2,156,770

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,999 : 2,156,770 = 2,156,770 : x
2. Step 2: Convert to fraction form
   1,036,999/2,156,770 = 2,156,770/x
3. Step 3: Cross multiply
   1,036,999x = 2,156,770 × 2,156,770
4. Step 4: Simplify right side
   1,036,999x = 4,651,656,832,900
5. Step 5: Solve for x
   x = 4,651,656,832,900/1,036,999
6. Step 6: Final answer
   x = 4,485,690.76