Finding the Third Proportional to 820,433.25 and 1,788,894

Step by Step Solution

1. Step 1: Write the proportion equation
   820,433.25 : 1,788,894 = 1,788,894 : x
2. Step 2: Convert to fraction form
   820,433.25/1,788,894 = 1,788,894/x
3. Step 3: Cross multiply
   820,433.25x = 1,788,894 × 1,788,894
4. Step 4: Simplify right side
   820,433.25x = 3,200,141,743,236
5. Step 5: Solve for x
   x = 3,200,141,743,236/820,433.25
6. Step 6: Final answer
   x = 3,900,551.01