Finding the Third Proportional to 2,756,580 and 5,840,478

Step by Step Solution

1. Step 1: Write the proportion equation
   2,756,580 : 5,840,478 = 5,840,478 : x
2. Step 2: Convert to fraction form
   2,756,580/5,840,478 = 5,840,478/x
3. Step 3: Cross multiply
   2,756,580x = 5,840,478 × 5,840,478
4. Step 4: Simplify right side
   2,756,580x = 34,111,183,268,484
5. Step 5: Solve for x
   x = 34,111,183,268,484/2,756,580
6. Step 6: Final answer
   x = 12,374,457.94