Finding the Third Proportional to 1,389,706 and 2,076,375

Step by Step Solution

1. Step 1: Write the proportion equation
   1,389,706 : 2,076,375 = 2,076,375 : x
2. Step 2: Convert to fraction form
   1,389,706/2,076,375 = 2,076,375/x
3. Step 3: Cross multiply
   1,389,706x = 2,076,375 × 2,076,375
4. Step 4: Simplify right side
   1,389,706x = 4,311,333,140,625
5. Step 5: Solve for x
   x = 4,311,333,140,625/1,389,706
6. Step 6: Final answer
   x = 3,102,334.70