Finding the Third Proportional to 766,510 and 1,612,400

Step by Step Solution

1. Step 1: Write the proportion equation
   766,510 : 1,612,400 = 1,612,400 : x
2. Step 2: Convert to fraction form
   766,510/1,612,400 = 1,612,400/x
3. Step 3: Cross multiply
   766,510x = 1,612,400 × 1,612,400
4. Step 4: Simplify right side
   766,510x = 2,599,833,760,000
5. Step 5: Solve for x
   x = 2,599,833,760,000/766,510
6. Step 6: Final answer
   x = 3,391,780.62