Finding the Third Proportional to 786,386 and 1,705,936

Step by Step Solution

1. Step 1: Write the proportion equation
   786,386 : 1,705,936 = 1,705,936 : x
2. Step 2: Convert to fraction form
   786,386/1,705,936 = 1,705,936/x
3. Step 3: Cross multiply
   786,386x = 1,705,936 × 1,705,936
4. Step 4: Simplify right side
   786,386x = 2,910,217,636,096
5. Step 5: Solve for x
   x = 2,910,217,636,096/786,386
6. Step 6: Final answer
   x = 3,700,749.55