Finding the Third Proportional to 581,942 and 1,252,420

Step by Step Solution

1. Step 1: Write the proportion equation
   581,942 : 1,252,420 = 1,252,420 : x
2. Step 2: Convert to fraction form
   581,942/1,252,420 = 1,252,420/x
3. Step 3: Cross multiply
   581,942x = 1,252,420 × 1,252,420
4. Step 4: Simplify right side
   581,942x = 1,568,555,856,400
5. Step 5: Solve for x
   x = 1,568,555,856,400/581,942
6. Step 6: Final answer
   x = 2,695,381.77