Finding the Third Proportional to 1,186,413 and 2,559,450

Step by Step Solution

1. Step 1: Write the proportion equation
   1,186,413 : 2,559,450 = 2,559,450 : x
2. Step 2: Convert to fraction form
   1,186,413/2,559,450 = 2,559,450/x
3. Step 3: Cross multiply
   1,186,413x = 2,559,450 × 2,559,450
4. Step 4: Simplify right side
   1,186,413x = 6,550,784,302,500
5. Step 5: Solve for x
   x = 6,550,784,302,500/1,186,413
6. Step 6: Final answer
   x = 5,521,504.15