Finding the Third Proportional to 656,064 and 1,434,672

Step by Step Solution

1. Step 1: Write the proportion equation
   656,064 : 1,434,672 = 1,434,672 : x
2. Step 2: Convert to fraction form
   656,064/1,434,672 = 1,434,672/x
3. Step 3: Cross multiply
   656,064x = 1,434,672 × 1,434,672
4. Step 4: Simplify right side
   656,064x = 2,058,283,747,584
5. Step 5: Solve for x
   x = 2,058,283,747,584/656,064
6. Step 6: Final answer
   x = 3,137,321.58