Finding the Third Proportional to 312,837.75 and 683,082

Step by Step Solution

1. Step 1: Write the proportion equation
   312,837.75 : 683,082 = 683,082 : x
2. Step 2: Convert to fraction form
   312,837.75/683,082 = 683,082/x
3. Step 3: Cross multiply
   312,837.75x = 683,082 × 683,082
4. Step 4: Simplify right side
   312,837.75x = 466,601,018,724
5. Step 5: Solve for x
   x = 466,601,018,724/312,837.75
6. Step 6: Final answer
   x = 1,491,511.23