Finding the Third Proportional to 1,686,126 and 2,529,227

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,126 : 2,529,227 = 2,529,227 : x
2. Step 2: Convert to fraction form
   1,686,126/2,529,227 = 2,529,227/x
3. Step 3: Cross multiply
   1,686,126x = 2,529,227 × 2,529,227
4. Step 4: Simplify right side
   1,686,126x = 6,396,989,217,529
5. Step 5: Solve for x
   x = 6,396,989,217,529/1,686,126
6. Step 6: Final answer
   x = 3,793,897.50