Finding the Third Proportional to 1,279,888 and 2,749,724

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,888 : 2,749,724 = 2,749,724 : x
2. Step 2: Convert to fraction form
   1,279,888/2,749,724 = 2,749,724/x
3. Step 3: Cross multiply
   1,279,888x = 2,749,724 × 2,749,724
4. Step 4: Simplify right side
   1,279,888x = 7,560,982,076,176
5. Step 5: Solve for x
   x = 7,560,982,076,176/1,279,888
6. Step 6: Final answer
   x = 5,907,534.16