Finding the Third Proportional to 814,632 and 1,788,656

Step by Step Solution

1. Step 1: Write the proportion equation
   814,632 : 1,788,656 = 1,788,656 : x
2. Step 2: Convert to fraction form
   814,632/1,788,656 = 1,788,656/x
3. Step 3: Cross multiply
   814,632x = 1,788,656 × 1,788,656
4. Step 4: Simplify right side
   814,632x = 3,199,290,286,336
5. Step 5: Solve for x
   x = 3,199,290,286,336/814,632
6. Step 6: Final answer
   x = 3,927,282.85