Finding the Third Proportional to 1,118,924 and 1,687,676

Step by Step Solution

1. Step 1: Write the proportion equation
   1,118,924 : 1,687,676 = 1,687,676 : x
2. Step 2: Convert to fraction form
   1,118,924/1,687,676 = 1,687,676/x
3. Step 3: Cross multiply
   1,118,924x = 1,687,676 × 1,687,676
4. Step 4: Simplify right side
   1,118,924x = 2,848,250,280,976
5. Step 5: Solve for x
   x = 2,848,250,280,976/1,118,924
6. Step 6: Final answer
   x = 2,545,526.13