Finding the Third Proportional to 1,243,314 and 1,889,271

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,314 : 1,889,271 = 1,889,271 : x
2. Step 2: Convert to fraction form
   1,243,314/1,889,271 = 1,889,271/x
3. Step 3: Cross multiply
   1,243,314x = 1,889,271 × 1,889,271
4. Step 4: Simplify right side
   1,243,314x = 3,569,344,911,441
5. Step 5: Solve for x
   x = 3,569,344,911,441/1,243,314
6. Step 6: Final answer
   x = 2,870,831.43