Finding the Third Proportional to 1,229,286 and 1,861,068

Step by Step Solution

1. Step 1: Write the proportion equation
   1,229,286 : 1,861,068 = 1,861,068 : x
2. Step 2: Convert to fraction form
   1,229,286/1,861,068 = 1,861,068/x
3. Step 3: Cross multiply
   1,229,286x = 1,861,068 × 1,861,068
4. Step 4: Simplify right side
   1,229,286x = 3,463,574,100,624
5. Step 5: Solve for x
   x = 3,463,574,100,624/1,229,286
6. Step 6: Final answer
   x = 2,817,549.46