Finding the Third Proportional to 677,054 and 1,447,420

Step by Step Solution

1. Step 1: Write the proportion equation
   677,054 : 1,447,420 = 1,447,420 : x
2. Step 2: Convert to fraction form
   677,054/1,447,420 = 1,447,420/x
3. Step 3: Cross multiply
   677,054x = 1,447,420 × 1,447,420
4. Step 4: Simplify right side
   677,054x = 2,095,024,656,400
5. Step 5: Solve for x
   x = 2,095,024,656,400/677,054
6. Step 6: Final answer
   x = 3,094,324.32