Finding the Third Proportional to 1,438,938 and 3,077,262

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,938 : 3,077,262 = 3,077,262 : x
2. Step 2: Convert to fraction form
   1,438,938/3,077,262 = 3,077,262/x
3. Step 3: Cross multiply
   1,438,938x = 3,077,262 × 3,077,262
4. Step 4: Simplify right side
   1,438,938x = 9,469,541,416,644
5. Step 5: Solve for x
   x = 9,469,541,416,644/1,438,938
6. Step 6: Final answer
   x = 6,580,923.86