Finding the Third Proportional to 688,866 and 1,459,680

Step by Step Solution

1. Step 1: Write the proportion equation
   688,866 : 1,459,680 = 1,459,680 : x
2. Step 2: Convert to fraction form
   688,866/1,459,680 = 1,459,680/x
3. Step 3: Cross multiply
   688,866x = 1,459,680 × 1,459,680
4. Step 4: Simplify right side
   688,866x = 2,130,665,702,400
5. Step 5: Solve for x
   x = 2,130,665,702,400/688,866
6. Step 6: Final answer
   x = 3,093,004.59