Finding the Third Proportional to 1,118,549 and 1,677,945

Step by Step Solution

1. Step 1: Write the proportion equation
   1,118,549 : 1,677,945 = 1,677,945 : x
2. Step 2: Convert to fraction form
   1,118,549/1,677,945 = 1,677,945/x
3. Step 3: Cross multiply
   1,118,549x = 1,677,945 × 1,677,945
4. Step 4: Simplify right side
   1,118,549x = 2,815,499,423,025
5. Step 5: Solve for x
   x = 2,815,499,423,025/1,118,549
6. Step 6: Final answer
   x = 2,517,099.76