Finding the Third Proportional to 766,528 and 1,612,508

Step by Step Solution

1. Step 1: Write the proportion equation
   766,528 : 1,612,508 = 1,612,508 : x
2. Step 2: Convert to fraction form
   766,528/1,612,508 = 1,612,508/x
3. Step 3: Cross multiply
   766,528x = 1,612,508 × 1,612,508
4. Step 4: Simplify right side
   766,528x = 2,600,182,050,064
5. Step 5: Solve for x
   x = 2,600,182,050,064/766,528
6. Step 6: Final answer
   x = 3,392,155.34