Finding the Third Proportional to 1,915,423 and 2,856,522

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915,423 : 2,856,522 = 2,856,522 : x
2. Step 2: Convert to fraction form
   1,915,423/2,856,522 = 2,856,522/x
3. Step 3: Cross multiply
   1,915,423x = 2,856,522 × 2,856,522
4. Step 4: Simplify right side
   1,915,423x = 8,159,717,936,484
5. Step 5: Solve for x
   x = 8,159,717,936,484/1,915,423
6. Step 6: Final answer
   x = 4,260,008.33