Finding the Third Proportional to 1,915,492 and 2,856,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915,492 : 2,856,624 = 2,856,624 : x
2. Step 2: Convert to fraction form
   1,915,492/2,856,624 = 2,856,624/x
3. Step 3: Cross multiply
   1,915,492x = 2,856,624 × 2,856,624
4. Step 4: Simplify right side
   1,915,492x = 8,160,300,677,376
5. Step 5: Solve for x
   x = 8,160,300,677,376/1,915,492
6. Step 6: Final answer
   x = 4,260,159.10