Finding the Third Proportional to 700,048 and 1,085,072

Step by Step Solution

1. Step 1: Write the proportion equation
   700,048 : 1,085,072 = 1,085,072 : x
2. Step 2: Convert to fraction form
   700,048/1,085,072 = 1,085,072/x
3. Step 3: Cross multiply
   700,048x = 1,085,072 × 1,085,072
4. Step 4: Simplify right side
   700,048x = 1,177,381,245,184
5. Step 5: Solve for x
   x = 1,177,381,245,184/700,048
6. Step 6: Final answer
   x = 1,681,857.88