Finding the Third Proportional to 765,492 and 1,647,987

Step by Step Solution

1. Step 1: Write the proportion equation
   765,492 : 1,647,987 = 1,647,987 : x
2. Step 2: Convert to fraction form
   765,492/1,647,987 = 1,647,987/x
3. Step 3: Cross multiply
   765,492x = 1,647,987 × 1,647,987
4. Step 4: Simplify right side
   765,492x = 2,715,861,152,169
5. Step 5: Solve for x
   x = 2,715,861,152,169/765,492
6. Step 6: Final answer
   x = 3,547,863.53