Finding the Third Proportional to 2,619,654 and 5,637,693

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619,654 : 5,637,693 = 5,637,693 : x
2. Step 2: Convert to fraction form
   2,619,654/5,637,693 = 5,637,693/x
3. Step 3: Cross multiply
   2,619,654x = 5,637,693 × 5,637,693
4. Step 4: Simplify right side
   2,619,654x = 31,783,582,362,249
5. Step 5: Solve for x
   x = 31,783,582,362,249/2,619,654
6. Step 6: Final answer
   x = 12,132,740.57