Finding the Third Proportional to 1,271,500 and 1,782,003

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,500 : 1,782,003 = 1,782,003 : x
2. Step 2: Convert to fraction form
   1,271,500/1,782,003 = 1,782,003/x
3. Step 3: Cross multiply
   1,271,500x = 1,782,003 × 1,782,003
4. Step 4: Simplify right side
   1,271,500x = 3,175,534,692,009
5. Step 5: Solve for x
   x = 3,175,534,692,009/1,271,500
6. Step 6: Final answer
   x = 2,497,471.25