Finding the Third Proportional to 766,447 and 1,612,271

Step by Step Solution

1. Step 1: Write the proportion equation
   766,447 : 1,612,271 = 1,612,271 : x
2. Step 2: Convert to fraction form
   766,447/1,612,271 = 1,612,271/x
3. Step 3: Cross multiply
   766,447x = 1,612,271 × 1,612,271
4. Step 4: Simplify right side
   766,447x = 2,599,417,777,441
5. Step 5: Solve for x
   x = 2,599,417,777,441/766,447
6. Step 6: Final answer
   x = 3,391,516.67