Finding the Third Proportional to 675,456 and 1,035,648

Step by Step Solution

1. Step 1: Write the proportion equation
   675,456 : 1,035,648 = 1,035,648 : x
2. Step 2: Convert to fraction form
   675,456/1,035,648 = 1,035,648/x
3. Step 3: Cross multiply
   675,456x = 1,035,648 × 1,035,648
4. Step 4: Simplify right side
   675,456x = 1,072,566,779,904
5. Step 5: Solve for x
   x = 1,072,566,779,904/675,456
6. Step 6: Final answer
   x = 1,587,915.10