Finding the Third Proportional to 776,205 and 1,689,093

Step by Step Solution

1. Step 1: Write the proportion equation
   776,205 : 1,689,093 = 1,689,093 : x
2. Step 2: Convert to fraction form
   776,205/1,689,093 = 1,689,093/x
3. Step 3: Cross multiply
   776,205x = 1,689,093 × 1,689,093
4. Step 4: Simplify right side
   776,205x = 2,853,035,162,649
5. Step 5: Solve for x
   x = 2,853,035,162,649/776,205
6. Step 6: Final answer
   x = 3,675,620.70