Finding the Third Proportional to 1,119,157 and 1,689,375

Step by Step Solution

1. Step 1: Write the proportion equation
   1,119,157 : 1,689,375 = 1,689,375 : x
2. Step 2: Convert to fraction form
   1,119,157/1,689,375 = 1,689,375/x
3. Step 3: Cross multiply
   1,119,157x = 1,689,375 × 1,689,375
4. Step 4: Simplify right side
   1,119,157x = 2,853,987,890,625
5. Step 5: Solve for x
   x = 2,853,987,890,625/1,119,157
6. Step 6: Final answer
   x = 2,550,122.90