Finding the Third Proportional to 677,328 and 1,447,968

Step by Step Solution

1. Step 1: Write the proportion equation
   677,328 : 1,447,968 = 1,447,968 : x
2. Step 2: Convert to fraction form
   677,328/1,447,968 = 1,447,968/x
3. Step 3: Cross multiply
   677,328x = 1,447,968 × 1,447,968
4. Step 4: Simplify right side
   677,328x = 2,096,611,329,024
5. Step 5: Solve for x
   x = 2,096,611,329,024/677,328
6. Step 6: Final answer
   x = 3,095,415.12