Finding the Third Proportional to 1,238,627 and 1,914,308

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,627 : 1,914,308 = 1,914,308 : x
2. Step 2: Convert to fraction form
   1,238,627/1,914,308 = 1,914,308/x
3. Step 3: Cross multiply
   1,238,627x = 1,914,308 × 1,914,308
4. Step 4: Simplify right side
   1,238,627x = 3,664,575,118,864
5. Step 5: Solve for x
   x = 3,664,575,118,864/1,238,627
6. Step 6: Final answer
   x = 2,958,578.43