Finding the Third Proportional to 2,591,842 and 5,758,945

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,842 : 5,758,945 = 5,758,945 : x
2. Step 2: Convert to fraction form
   2,591,842/5,758,945 = 5,758,945/x
3. Step 3: Cross multiply
   2,591,842x = 5,758,945 × 5,758,945
4. Step 4: Simplify right side
   2,591,842x = 33,165,447,513,025
5. Step 5: Solve for x
   x = 33,165,447,513,025/2,591,842
6. Step 6: Final answer
   x = 12,796,091.55