Finding the Third Proportional to 2,507,814 and 3,985,479

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507,814 : 3,985,479 = 3,985,479 : x
2. Step 2: Convert to fraction form
   2,507,814/3,985,479 = 3,985,479/x
3. Step 3: Cross multiply
   2,507,814x = 3,985,479 × 3,985,479
4. Step 4: Simplify right side
   2,507,814x = 15,884,042,859,441
5. Step 5: Solve for x
   x = 15,884,042,859,441/2,507,814
6. Step 6: Final answer
   x = 6,333,820.16