Finding the Third Proportional to 915,394 and 1,993,523

Step by Step Solution

1. Step 1: Write the proportion equation
   915,394 : 1,993,523 = 1,993,523 : x
2. Step 2: Convert to fraction form
   915,394/1,993,523 = 1,993,523/x
3. Step 3: Cross multiply
   915,394x = 1,993,523 × 1,993,523
4. Step 4: Simplify right side
   915,394x = 3,974,133,951,529
5. Step 5: Solve for x
   x = 3,974,133,951,529/915,394
6. Step 6: Final answer
   x = 4,341,446.36