Finding the Third Proportional to 677,712 and 1,473,456

Step by Step Solution

1. Step 1: Write the proportion equation
   677,712 : 1,473,456 = 1,473,456 : x
2. Step 2: Convert to fraction form
   677,712/1,473,456 = 1,473,456/x
3. Step 3: Cross multiply
   677,712x = 1,473,456 × 1,473,456
4. Step 4: Simplify right side
   677,712x = 2,171,072,583,936
5. Step 5: Solve for x
   x = 2,171,072,583,936/677,712
6. Step 6: Final answer
   x = 3,203,532.75