Finding the Third Proportional to 1,915,456 and 2,856,576

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915,456 : 2,856,576 = 2,856,576 : x
2. Step 2: Convert to fraction form
   1,915,456/2,856,576 = 2,856,576/x
3. Step 3: Cross multiply
   1,915,456x = 2,856,576 × 2,856,576
4. Step 4: Simplify right side
   1,915,456x = 8,160,026,443,776
5. Step 5: Solve for x
   x = 8,160,026,443,776/1,915,456
6. Step 6: Final answer
   x = 4,260,096