Finding the Third Proportional to 2,622,778 and 3,958,263

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622,778 : 3,958,263 = 3,958,263 : x
2. Step 2: Convert to fraction form
   2,622,778/3,958,263 = 3,958,263/x
3. Step 3: Cross multiply
   2,622,778x = 3,958,263 × 3,958,263
4. Step 4: Simplify right side
   2,622,778x = 15,667,845,977,169
5. Step 5: Solve for x
   x = 15,667,845,977,169/2,622,778
6. Step 6: Final answer
   x = 5,973,759.87