Finding the Third Proportional to 491,788.69 and 1,058,311.69

Step by Step Solution

1. Step 1: Write the proportion equation
   491,788.69 : 1,058,311.69 = 1,058,311.69 : x
2. Step 2: Convert to fraction form
   491,788.69/1,058,311.69 = 1,058,311.69/x
3. Step 3: Cross multiply
   491,788.69x = 1,058,311.69 × 1,058,311.69
4. Step 4: Simplify right side
   491,788.69x = 1,120,023,627,899.10
5. Step 5: Solve for x
   x = 1,120,023,627,899.10/491,788.69
6. Step 6: Final answer
   x = 2,277,448.95