Finding the Third Proportional to 712,689 and 1,584,746

Step by Step Solution

1. Step 1: Write the proportion equation
   712,689 : 1,584,746 = 1,584,746 : x
2. Step 2: Convert to fraction form
   712,689/1,584,746 = 1,584,746/x
3. Step 3: Cross multiply
   712,689x = 1,584,746 × 1,584,746
4. Step 4: Simplify right side
   712,689x = 2,511,419,884,516
5. Step 5: Solve for x
   x = 2,511,419,884,516/712,689
6. Step 6: Final answer
   x = 3,523,865.09