Finding the Third Proportional to 492,080 and 1,058,338

Step by Step Solution

1. Step 1: Write the proportion equation
   492,080 : 1,058,338 = 1,058,338 : x
2. Step 2: Convert to fraction form
   492,080/1,058,338 = 1,058,338/x
3. Step 3: Cross multiply
   492,080x = 1,058,338 × 1,058,338
4. Step 4: Simplify right side
   492,080x = 1,120,079,322,244
5. Step 5: Solve for x
   x = 1,120,079,322,244/492,080
6. Step 6: Final answer
   x = 2,276,213.87