Finding the Third Proportional to 765,522 and 1,788,039

Step by Step Solution

1. Step 1: Write the proportion equation
   765,522 : 1,788,039 = 1,788,039 : x
2. Step 2: Convert to fraction form
   765,522/1,788,039 = 1,788,039/x
3. Step 3: Cross multiply
   765,522x = 1,788,039 × 1,788,039
4. Step 4: Simplify right side
   765,522x = 3,197,083,465,521
5. Step 5: Solve for x
   x = 3,197,083,465,521/765,522
6. Step 6: Final answer
   x = 4,176,344.33