Finding the Third Proportional to 686,436 and 1,050,082

Step by Step Solution

1. Step 1: Write the proportion equation
   686,436 : 1,050,082 = 1,050,082 : x
2. Step 2: Convert to fraction form
   686,436/1,050,082 = 1,050,082/x
3. Step 3: Cross multiply
   686,436x = 1,050,082 × 1,050,082
4. Step 4: Simplify right side
   686,436x = 1,102,672,206,724
5. Step 5: Solve for x
   x = 1,102,672,206,724/686,436
6. Step 6: Final answer
   x = 1,606,372.93