Finding the Third Proportional to 2,556,288 and 5,563,584

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,288 : 5,563,584 = 5,563,584 : x
2. Step 2: Convert to fraction form
   2,556,288/5,563,584 = 5,563,584/x
3. Step 3: Cross multiply
   2,556,288x = 5,563,584 × 5,563,584
4. Step 4: Simplify right side
   2,556,288x = 30,953,466,925,056
5. Step 5: Solve for x
   x = 30,953,466,925,056/2,556,288
6. Step 6: Final answer
   x = 12,108,755.71