Finding the Third Proportional to 1,065,930 and 1,640,064

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,930 : 1,640,064 = 1,640,064 : x
2. Step 2: Convert to fraction form
   1,065,930/1,640,064 = 1,640,064/x
3. Step 3: Cross multiply
   1,065,930x = 1,640,064 × 1,640,064
4. Step 4: Simplify right side
   1,065,930x = 2,689,809,924,096
5. Step 5: Solve for x
   x = 2,689,809,924,096/1,065,930
6. Step 6: Final answer
   x = 2,523,439.55