Finding the Third Proportional to 408,253.25 and 886,612

Step by Step Solution

1. Step 1: Write the proportion equation
   408,253.25 : 886,612 = 886,612 : x
2. Step 2: Convert to fraction form
   408,253.25/886,612 = 886,612/x
3. Step 3: Cross multiply
   408,253.25x = 886,612 × 886,612
4. Step 4: Simplify right side
   408,253.25x = 786,080,838,544
5. Step 5: Solve for x
   x = 786,080,838,544/408,253.25
6. Step 6: Final answer
   x = 1,925,473.56