Finding the Third Proportional to 1,207,620 and 2,559,096

Step by Step Solution

1. Step 1: Write the proportion equation
   1,207,620 : 2,559,096 = 2,559,096 : x
2. Step 2: Convert to fraction form
   1,207,620/2,559,096 = 2,559,096/x
3. Step 3: Cross multiply
   1,207,620x = 2,559,096 × 2,559,096
4. Step 4: Simplify right side
   1,207,620x = 6,548,972,337,216
5. Step 5: Solve for x
   x = 6,548,972,337,216/1,207,620
6. Step 6: Final answer
   x = 5,423,040.64