Finding the Third Proportional to 850,298 and 1,850,058

Step by Step Solution

1. Step 1: Write the proportion equation
   850,298 : 1,850,058 = 1,850,058 : x
2. Step 2: Convert to fraction form
   850,298/1,850,058 = 1,850,058/x
3. Step 3: Cross multiply
   850,298x = 1,850,058 × 1,850,058
4. Step 4: Simplify right side
   850,298x = 3,422,714,603,364
5. Step 5: Solve for x
   x = 3,422,714,603,364/850,298
6. Step 6: Final answer
   x = 4,025,311.84