Finding the Third Proportional to 619,187 and 1,360,150

Step by Step Solution

1. Step 1: Write the proportion equation
   619,187 : 1,360,150 = 1,360,150 : x
2. Step 2: Convert to fraction form
   619,187/1,360,150 = 1,360,150/x
3. Step 3: Cross multiply
   619,187x = 1,360,150 × 1,360,150
4. Step 4: Simplify right side
   619,187x = 1,850,008,022,500
5. Step 5: Solve for x
   x = 1,850,008,022,500/619,187
6. Step 6: Final answer
   x = 2,987,801.78