Finding the Third Proportional to 677,340 and 1,447,992

Step by Step Solution

1. Step 1: Write the proportion equation
   677,340 : 1,447,992 = 1,447,992 : x
2. Step 2: Convert to fraction form
   677,340/1,447,992 = 1,447,992/x
3. Step 3: Cross multiply
   677,340x = 1,447,992 × 1,447,992
4. Step 4: Simplify right side
   677,340x = 2,096,680,832,064
5. Step 5: Solve for x
   x = 2,096,680,832,064/677,340
6. Step 6: Final answer
   x = 3,095,462.89