Finding the Third Proportional to 672,138 and 1,476,792

Step by Step Solution

1. Step 1: Write the proportion equation
   672,138 : 1,476,792 = 1,476,792 : x
2. Step 2: Convert to fraction form
   672,138/1,476,792 = 1,476,792/x
3. Step 3: Cross multiply
   672,138x = 1,476,792 × 1,476,792
4. Step 4: Simplify right side
   672,138x = 2,180,914,611,264
5. Step 5: Solve for x
   x = 2,180,914,611,264/672,138
6. Step 6: Final answer
   x = 3,244,742.32