Finding the Third Proportional to 1,239,882 and 2,628,558

Step by Step Solution

1. Step 1: Write the proportion equation
   1,239,882 : 2,628,558 = 2,628,558 : x
2. Step 2: Convert to fraction form
   1,239,882/2,628,558 = 2,628,558/x
3. Step 3: Cross multiply
   1,239,882x = 2,628,558 × 2,628,558
4. Step 4: Simplify right side
   1,239,882x = 6,909,317,159,364
5. Step 5: Solve for x
   x = 6,909,317,159,364/1,239,882
6. Step 6: Final answer
   x = 5,572,560.26