Finding the Third Proportional to 847,754 and 1,280,271

Step by Step Solution

1. Step 1: Write the proportion equation
   847,754 : 1,280,271 = 1,280,271 : x
2. Step 2: Convert to fraction form
   847,754/1,280,271 = 1,280,271/x
3. Step 3: Cross multiply
   847,754x = 1,280,271 × 1,280,271
4. Step 4: Simplify right side
   847,754x = 1,639,093,833,441
5. Step 5: Solve for x
   x = 1,639,093,833,441/847,754
6. Step 6: Final answer
   x = 1,933,454.56