Finding the Third Proportional to 599,312 and 1,287,562

Step by Step Solution

1. Step 1: Write the proportion equation
   599,312 : 1,287,562 = 1,287,562 : x
2. Step 2: Convert to fraction form
   599,312/1,287,562 = 1,287,562/x
3. Step 3: Cross multiply
   599,312x = 1,287,562 × 1,287,562
4. Step 4: Simplify right side
   599,312x = 1,657,815,903,844
5. Step 5: Solve for x
   x = 1,657,815,903,844/599,312
6. Step 6: Final answer
   x = 2,766,198.41