Finding the Third Proportional to 708,300 and 1,068,378

Step by Step Solution

1. Step 1: Write the proportion equation
   708,300 : 1,068,378 = 1,068,378 : x
2. Step 2: Convert to fraction form
   708,300/1,068,378 = 1,068,378/x
3. Step 3: Cross multiply
   708,300x = 1,068,378 × 1,068,378
4. Step 4: Simplify right side
   708,300x = 1,141,431,550,884
5. Step 5: Solve for x
   x = 1,141,431,550,884/708,300
6. Step 6: Final answer
   x = 1,611,508.61