Finding the Third Proportional to 1,286,090 and 2,824,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,090 : 2,824,408 = 2,824,408 : x
2. Step 2: Convert to fraction form
   1,286,090/2,824,408 = 2,824,408/x
3. Step 3: Cross multiply
   1,286,090x = 2,824,408 × 2,824,408
4. Step 4: Simplify right side
   1,286,090x = 7,977,280,550,464
5. Step 5: Solve for x
   x = 7,977,280,550,464/1,286,090
6. Step 6: Final answer
   x = 6,202,738.96