Finding the Third Proportional to 2,171,478 and 3,194,064

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,478 : 3,194,064 = 3,194,064 : x
2. Step 2: Convert to fraction form
   2,171,478/3,194,064 = 3,194,064/x
3. Step 3: Cross multiply
   2,171,478x = 3,194,064 × 3,194,064
4. Step 4: Simplify right side
   2,171,478x = 10,202,044,836,096
5. Step 5: Solve for x
   x = 10,202,044,836,096/2,171,478
6. Step 6: Final answer
   x = 4,698,203.18