Finding the Third Proportional to 1,857,996 and 2,812,680

Step by Step Solution

1. Step 1: Write the proportion equation
   1,857,996 : 2,812,680 = 2,812,680 : x
2. Step 2: Convert to fraction form
   1,857,996/2,812,680 = 2,812,680/x
3. Step 3: Cross multiply
   1,857,996x = 2,812,680 × 2,812,680
4. Step 4: Simplify right side
   1,857,996x = 7,911,168,782,400
5. Step 5: Solve for x
   x = 7,911,168,782,400/1,857,996
6. Step 6: Final answer
   x = 4,257,904.10