Finding the Third Proportional to 847,804 and 1,271,720

Step by Step Solution

1. Step 1: Write the proportion equation
   847,804 : 1,271,720 = 1,271,720 : x
2. Step 2: Convert to fraction form
   847,804/1,271,720 = 1,271,720/x
3. Step 3: Cross multiply
   847,804x = 1,271,720 × 1,271,720
4. Step 4: Simplify right side
   847,804x = 1,617,271,758,400
5. Step 5: Solve for x
   x = 1,617,271,758,400/847,804
6. Step 6: Final answer
   x = 1,907,601.00