Finding the Third Proportional to 865,452 and 1,888,368

Step by Step Solution

1. Step 1: Write the proportion equation
   865,452 : 1,888,368 = 1,888,368 : x
2. Step 2: Convert to fraction form
   865,452/1,888,368 = 1,888,368/x
3. Step 3: Cross multiply
   865,452x = 1,888,368 × 1,888,368
4. Step 4: Simplify right side
   865,452x = 3,565,933,703,424
5. Step 5: Solve for x
   x = 3,565,933,703,424/865,452
6. Step 6: Final answer
   x = 4,120,313.67