Finding the Third Proportional to 1,689,888 and 3,519,564

Step by Step Solution

1. Step 1: Write the proportion equation
   1,689,888 : 3,519,564 = 3,519,564 : x
2. Step 2: Convert to fraction form
   1,689,888/3,519,564 = 3,519,564/x
3. Step 3: Cross multiply
   1,689,888x = 3,519,564 × 3,519,564
4. Step 4: Simplify right side
   1,689,888x = 12,387,330,750,096
5. Step 5: Solve for x
   x = 12,387,330,750,096/1,689,888
6. Step 6: Final answer
   x = 7,330,267.30