Finding the Third Proportional to 2,583,554 and 5,561,956

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583,554 : 5,561,956 = 5,561,956 : x
2. Step 2: Convert to fraction form
   2,583,554/5,561,956 = 5,561,956/x
3. Step 3: Cross multiply
   2,583,554x = 5,561,956 × 5,561,956
4. Step 4: Simplify right side
   2,583,554x = 30,935,354,545,936
5. Step 5: Solve for x
   x = 30,935,354,545,936/2,583,554
6. Step 6: Final answer
   x = 11,973,953.15